Science Focus 10


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Interactive Applets


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Unit 4 - Wind & The Coriolis Effect

Internet Connects


WHMIS and MSDS, page 11

WHMIS
This is the official Government of Canada WHMIS web site. You will be able to find answers to most of your questions about WHMIS and MSDS here.
( http://www.hc-sc.gc.ca/hecs-sesc/whmis/ )
Canadian Centre for Occupational Health and Safety
This site has a comprehensive section about WHMIS.
( http://www.ccohs.ca/oshanswers/legisl/intro_whmis.html )
WHMIS for Students
This University of Toronto page discusses WHMIS as it relates to science students.
( http://www.utoronto.ca/safety/whmis1.htm )
Neon Signs, page 15

Neon Links
Scroll down the page for a list of useful links about neon signs.
( http://www.glencoe.com/sec/science/webquest/content/neon.shtml )
Neon Signs
Click here for a brief discussion of neon signs.
( http://www.giganticsigns.com.au/signs/neonhist.html )
Neon Colours
This commercial page shows the various colours that can be achieved with argon and neon-filled tubes (coated and uncoated).
( http://www.ariesdenmark.com/color_charts.htm )
Neutrino Research in Canada, page 20

The Sudbury Neutrino Observatory
Click here for loads of information and links relating to the Sudbury Neutrino Observatory (SNO).
( http://www.sno.phy.queensu.ca/ )
Leader of SNO Wins Top Canadian Prize
Dr. Arthur MacDonald was honoured for his work with the Sudbury Neutrino Observatory. Click here to find out more.
( http://www.nserc.ca/news/2003/p031124.htm )
The SNO — Canada’s Eye on the Universe
This article takes you inside the Sudbury Neutrino Observatory.
( http://www.cerncourier.com/main/article/41/10/18 )

Web Simulations


Material Safety Data Sheet
Check out on how to handle a chemical safely using this Material Safety Data Sheet (MSDS) searchable database from Cornell University.
( http://msds.ehs.cornell.edu/msdssrch.asp )
The Atom
This web site provides a good summary of the basic structure of an atom. The section on Development of Atomic Theory covers everything from the ancient Greeks to modern solid-state physics.
( http://www.factmonster.com/ce6/sci/A0805227.html )
Atomic Structure Timeline
The atomic structure timeline chart lists the major scientists in chemistry and their contributions to our present understanding of the atomic structure and its development.
( http://www.watertown.k12.wi.us/HS/Staff/Buescher/atomtime.asp )
The Periodic Table
The interactive periodic table of the elements gives us various physical properties about the elements. For some fun, listen to the Element Song.
( http://www.leekhigh.staffs.sch.uk/science/chemistry/chim/PTfolder/PTTd.htm )
Chemistry Experiment Simulations, Tutorials and Conceptual Computer Animations
The Iowa State University provides a great site of experiment simulations and conceptual animations that cover a large number of topics in chemistry.
( http://www.chem.iastate.edu/group/Greenbowe/sections/projectfolder/animationsindex.htm )

Internet Connects

CAS Substance Counter, page 54
CAS Substance Counter
The substance counter is updated every day. Approximately 4000 new substances per day are added.
( http://www.cas.org/cgi-bin/regreport.pl )
CAS Registry FAQs
Find out what the CAS Registry is and how substances are added.
( http://www.cas.org/EO/regsys.html )

Web Simulations


Ionic and Covalent Bonding Animation
Click on the electron diagrams to see the difference between the formation of an ionic bond and a covalent bond.
( http://www.dac.neu.edu/physics/b.maheswaran/phy1121/data/ch09/anim/anim0904.htm )
Electric Charges and Ionic Bonds
Learn the formation of an ionic bond based on the number of valence electrons and the writing of chemical formulas of ionic compounds. Use the quizzes to test your knowledge.
( http://www.southwest.com.au/~jfuller/chemistry/chem4.htm )
Naming Binary Ionic Compounds Activities – Test Your Skill
Test your skills on naming binary ionic compounds by carrying out the different activities.
( http://www.quia.com/jg/65800.html )
Naming Molecular Compounds
CHEMystery, a site created by students for students, provides an interactive guide for high school chemistry students. Rules for naming molecular compounds are listed.
( http://library.thinkquest.org/3659/atommole/molecular.html )
Introduction to Acids
This animation shows how acid molecules dissolve in water to release hydrogen ions
( http://www.mpcfaculty.net/mark_bishop/acids.htm )
Introduction to Acid-Base Reactions
Follow the instructions to see an animation that shows how water molecules are formed from the reaction of an acid and a base.
( http://www.mpcfaculty.net/mark_bishop/neutralization.htm )
Titration Simulator
This site has an excellent animation that allows students to “virtually” titrate a solution of a weak acid.
( http://www.wfu.edu/%7Eylwong/chem/titrationsimulator/index.html )
The Rainbow Connection Demonstration
This video shows some interesting indicator reactions.
( http://chemed.chem.purdue.edu/demos/main_pages/11.7.html )
pH – The Power of Hydrogen
The first two pages of this site present introductory text and diagrams about hydrogen and the pH scale. On the third page, slide the indicator along the scale to find out how the concentration of hydrogen ions relates to the measured pH.
( http://www.johnkyrk.com/pH.html )

Internet Connects

Mole Day, page 118
Mole Day
Find out about the mole’s own day on this lighthearted web site.
( http://www.moleday.org/ )
Mole Links
Click on the Mole link for a collection of relevant web sites.
( http://www.chemistrycoach.com/tutorials-2.htm )

Web Simulations


Balancing Chemical Equations
This site provides an interactive tutorial on balancing chemical equations. Interactive exercises on balancing equations and online practice are also available.
( http://www.wfu.edu/~ylwong/balanceeq/balanceq.html )
Common Reaction Types
Animated examples with balanced chemical equations provide an understanding of the collision theory and the types of chemical reactions. Click on the links to view the four reaction animations.
( http://www.marymount.k12.ny.us/marynet/stwbwk03/03hchem/hchemistry.html )

Internet Connects


The Rumford Fireplace, page 152

What Is a Rumford Fireplace, Anyway?
Click here for a brief description of a Rumford fireplace.
( http://inventors.about.com/gi/dynamic/offsite.htm?site=http://rumford.com/articleWhat.html )
Count Rumford
This page has links to several pages with information on Rumford and his fireplace.
( http://inventors.about.com/library/inventors/blrumford.htm?iam=momma_100_SKD&terms=%22Rum... )
Rumford Fireplace
Click here for a good description of a Rumford fireplace along with current photographs.
( http://web.bobvila.com/BVTV/HomeAgain/BTS-1104-Rumford.html )
Renewable Energy Sources, page 168

Wind Energy
The Canadian Wind Energy Association supports the development of wind energy in Canada. Check out the web site for plenty of stories and facts about wind energy.
( http://www.canwea.ca/ )
Is Your School Green?
The U.S. Alliance to Save Energy has developed a green schools program to encourage schools to use energy more efficiently. Learn about the program, and find out how you could start one at your school.
( http://www.ase.org/section/program/greenschl )
Photovoltaics at Work in Canada
Click here for myths and facts about solar power in Canada.
( http://www.canren.gc.ca/prod_serv/index.asp?CaId=101&PgId=573 )

Web Simulations


How Steam Engines Work
Learn how the expansion of a gas is used to power steam engines. View the animations that show the steam engine in action.
( http://travel.howstuffworks.com/steam.htm )
The Physics Classroom – Definition and Mathematics of Work
There are questions and animations to help further understand the meaning of the term “work.”
( http://www.physicsclassroom.com/Class/energy/u5l1a.html )
Joule, James (1818-1889)
Read about James Joule and his achievements in physics from Eric Weisstein's World of Scientific Biography. There are definitions and formulas provided for scientific terms related to Joule’s work.
( http://scienceworld.wolfram.com/biography/Joule.html )
Work Done by Forces
There are Check Your Understanding questions that test your understanding of the concept and mathematics of work. Attempt only those questions in which the force applied is either vertical or horizontal.
( http://www.glenbrook.k12.il.us/gbssci/phys/Class/energy/u5l1aa.html )
The Kinetic Molecular Theory
An animated illustration of the assumptions behind the kinetic molecular theory; how the kinetic molecular theory explains the gas laws; and other theories.
( http://chemed.chem.purdue.edu/genchem/topicreview/bp/ch4/kinetic4.html )
Specific Heat Capacity
View the animation to understand the relationship between the amount of heat that is added to a substance and how much the temperature of the substance will change.
( http://titans-web.s716.ips.k12.in.us/~blachlym/pol/unit_10/10-03.htm )
The Internal Combustion Engine
Check this site for an animated look at how the internal combustion engine works.
( http://auto.howstuffworks.com/engine.htm )
How Does a Wind Turbine Work?
Take a closer look inside a wind turbine to see the various parts, which helps you better understand how a wind turbine makes electricity.
( http://www.eere.energy.gov/windandhydro/wind_how.html )
How Hydro-Electrical Energy is Produced
Choose Hydroelectric Energy from this site for an animation on the production of hydro-electricity. Click on the different parts to view their names and functions.
( http://www.canren.gc.ca/school/index.asp?CaId=181&PgId=1075 )

Web Simulations


Velocity and Acceleration from Displacement
This site tells how to calculate the acceleration of an object.
( http://hypertextbook.com/physics/mechanics/acceleration/ )
Vectors – Fundamentals and Operations
This site provides more background on what vectors are, as well as providing graphics and animations to help understand the concepts better.
( http://www.physicsclassroom.com/Class/vectors/U3L1a.html )
One-Dimensional Motion
There are java applets that illustrate relations between displacement, velocity, and acceleration for one-dimensional motion.
( http://www.phy.ntnu.edu.tw/java/xva/xva.html )
Amusement Park Physics
Discover the physics behind some of the popular amusement rides.
( http://www.learner.org/exhibits/parkphysics/index.html )
Kinetic and Potential Energy
The animation demonstrates the concept of kinetic energy and potential energy as it applies to a pole-vaulter.
( http://www.howstuffworks.com/animation10.htm )
Different Forms of Energy
A very clear explanation of the different forms of energy, including kinetic energy, thermal or heat energy, potential energy, chemical energy, and electrical energy.
( http://www.nmsea.org/Curriculum/Primer/forms_of_energy.htm )
Nuclear Potential Energy
Observe an animation of nuclear fission of Uranium-235 to find out what really happens during nuclear fission.
( http://earthsci.terc.edu/content/visualizations/es0702/es0702page01.cfm?chapter_no=visual... )
Heat Transfer Mechanisms
This review of heat transfer is meant for engineering students, but you’ll find it interesting too. Review the text and diagrams on the first page, and then move on to the conduction, convection, and radiation applets.
( http://www.engr.colostate.edu/~allan/heat_trans/page4/page4f.html )

Internet Connects


Cogeneration Facilities, page 239

Cogeneration Technology
This page has a brief, to-the-point definition of cogeneration.
( http://www.visionengineer.com/mech/cogen.shtml )
Technology Profile: Cogeneration
Click here for detailed explanations of various applications of cogeneration.
( http://www.energytech.at/kwk/portrait.html )
Heat Pumps, page 241

Water-Loop Heat Pumps
This page has a detailed description of water-loop heat pumps, including a diagram, lists of benefits and drawbacks, and links to suppliers.
( http://www.advancedbuildings.org/main_t_heat_water_loop.htm )
Geothermal Heat Pumps
This article describes the use of geothermal heat pumps in Manitoba.
( http://www.climatechangeconnection.org/pages/news/heat_pumps.html )
Ground-Source Heat Pumps
This site discusses the use of ground-source heat pumps in homes.
( http://www.canren.gc.ca/prod_serv/index.asp?CaID=150&PgID=769 )
How to Use Heat from the Ground
This article from the Ottawa Citizen reports on the effectiveness of using ground-source heat pumps in homes.
( http://www.climateark.org/articles/2001/4th/howusehe.htm )

Web Simulations


Biology Interactive Animations
This site has a huge number of animations and simulations that help to explain how photosynthesis and cellular respiration convert energy in plants.
( http://science.nhmccd.edu/biol/bio1int.htm )
Energy Management Interactive Animated Power Plant
Move your mouse and click on any area to see the how the parts of a cogeneration system work and fit together.
( http://www.cf.missouri.edu/energy/?fun=1&flash=ppmap )

Internet Connects


Microscope Web Site, p. 268

Microscopy Tutorials
Try out the various tools you find at this site. How useful do you find these virtual tools?
( http://microscopy.fsu.edu/primer/virtual/virtual.html )
Human Vision and Colour Perception
This web site illustrates the anatomy of the human eye and explains the sense of vision. Compare the anatomy and function of the eye with that of a microscope.
( http://micro.magnet.fsu.edu/optics/lightandcolor/vision.html )
Microscopy
This site from Purdue University provides lots of information about 3-D microscopy, including light, fluorescent, and confocal laser scanning microscopy. View images and animations (such as chloroplasts streaming in Elodea, tumour cells, and HeLa cells) that illustrate typical images collected using these types of microscopy.
( http://scooter.cyto.purdue.edu/pucl_cd/microscopy/vol1/index3.htm )
Project ExCEL
Project ExCEL (Extended Classroom for Enhanced Learning), based at Iowa State University, provides online scanning electron microscope tutorials and images.
( http://www.mse.iastate.edu/excel/ )
The Paper Project
This site from Arizona State University chronicles the meeting of modern microscopy with an ancient art – paper making. Follow the links to read about confocal microscopy and a brief history of the microscope, and then take a look at the web gallery images of both confocal and scanning electron microscope images of different kinds of paper at various magnifications. Part of the site is also devoted to the art and techniques of paper making.
( http://lsvl.la.asu.edu/paperproject/index.html )
Cancer Research, p. 273

Canadian Cancer Society
Visit this site to view information from the Canadian Cancer Society on cancer research, clinical trials, and statistics on cancer in Canada.
( http://www.cancer.ca )
Canadian Experts in Genomics
This site from the Canadian Museum of Nature’s “Putting the GEEE! in Genome” project features short biographies on some notable Canadian researchers working in the field of genomics – an area of research integrally linked with research on cancer and other diseases. To learn more about genetics, follow the other links at this site.
( http://nature.ca/genome/03/e/03e_40_e.cfm )
News Centre of the NCIC
On this site from the News Centre of the National Cancer Institute of Canada, you can find short articles about cancer research sponsored by the NCIC, some of the researchers doing the work, and NCIC’s role in fighting cancer.
( http://www.ncic.cancer.ca/ncic/internet/home/0,,84658243___langId-en,00.html )
Alberta Cancer Board
Read about how the Alberta Cancer Board is contributing to Canada’s efforts to prevent and treat cancer.
( http://www.cancerboard.ab.ca/ )
A Virtual Cell, p. 280

Virtual Cell
Take a detailed look at various parts of a plant cell by cutting, rotating, and zooming.
( http://www.life.uiuc.edu/plantbio/cell )
Plant Cell Organelles
This site, from "Cells Alive!" by Quill Graphics, features illustrations of plant cells, with a focus on a variety of organelles. There are also links to images of animal cells and other information about cell biology.
( http://www.cellsalive.com/cells/plntcell.htm )
The Virtual Cell Web Page
Click here for the Virtual Cell Web Page, which features a Virtual Cell Tour and a Virtual Textbook (a more detailed cell tour is available through the Virtual Textbook), which contains a chapter on cell biology. This site, developed by students and teachers from Brown University (Providence, R.I.) and Coyle and Cassidy High School (Taunton, Mass.), has interactive illustrations and animations of cells and organelles. Check out the virtual textbook chapter on cell biology.
( http://www.ibiblio.org/virtualcell/index.htm )
Speaking of Cells
This article discusses cells and features a collection of photomicrographs of different kinds of cells visualized using different kinds of techniques. What organelles can you identify in the cell images?
( http://www.microscopy-uk.net/mag/artsep00/hucell1.html )

Web Simulations


Cellular Biology Web Site
The ThinkQuest site is designed and created by students for students. It has a wide range of information on cellular biology.
( http://library.thinkquest.org/12413/index.html )
Patterns in Nature Interactives
Use these interactives to look at the parts of a microscope, a timeline on the development of the microscope, and the appearance of an animal cell using an electron microscope.
( http://www.lmpc.edu.au/Resources/Science/microscope_patterns/index.htm )
Plant Cell and Animal Cell
Cells Alive has interactive plant cells and animal cells for you to explore. Quizzes are provided to test your knowledge.
( http://www.cellsalive.com )
Virtual Microscopy
Use the large number of animations to experiment with different types of microscopes and techniques in microscopy.
( http://www.olympusmicro.com/primer/virtual/virtual.html )
Understanding Microscopy
Background information, questions, animations, and illustrations from this site help students understand how light microscopes and electron microscopes function.
( http://www.ngfl-cymru.org.uk/vtc/Phase2delivery/NCA/Biology/ASlevel/Moleculescellsandsyst... )
How Embryonic Stem Cell Lines are Made
Follow the animation to find out what stem cells are, where they form, and how they can be used.
( http://www.dnalc.org/stemcells.html )

Internet Connects


Transport Across Cell Membranes, p. 305

AS Guru Biology
Under “Cells,” select “Pathways Into and Out of the Cell” to find the animations of diffusion, osmosis, and other methods of transport across cell membranes.
( http://www.bbc.co.uk/education/asguru/biology/ )
Ion Channels
On this site from "Cells Alive!" you can watch an animation of ions crossing a cell membrane through a channel protein.
( http://www.cellsalive.com/channels.htm )
The Particle Theory of Matter
This web site illustrates the particle theory of matter, a theory on which our understanding of diffusion and osmosis was built.
( http://stweb.peel.edu.on.ca/sssweb/SNC1D/Edmatters/Chemistry/Particle_Theory/Theory_State... )
Osmosis
Read about and watch animations of the movement of water and solute molecules during osmosis. Find out what happens when you change the concentration of solutes.
( http://physioweb.med.uvm.edu/bodyfluids/osmosis.htm )
Diffusion and Osmosis
This site from Memorial University explains the principles of diffusion and osmosis. Use the interactive questions to test your knowledge.
( http://www.mun.ca/biology/Osmosis_Diffusion/tutor2.html )
Endocytosis
View some nice animations of endocytosis.
( http://academic.brooklyn.cuny.edu/biology/bio4fv/page/endocyta.htm )

Web Simulations


Cell Structures
Cellupedia has some great information about the cell structures. A main objective of this site is to be a comprehensive and fun reference about cells.
( http://library.thinkquest.org/C004535/cell_membranes.html )
Membrane Structure and Fluid Mosaic Model
A colourful animated representation of the cell membrane is shown.
( http://www.tamu.edu/classes/bich/mullins/bich410/olprg/10-2a_FluidMosaic/FluidMosaic.htm )
Osmosis Animation
Take a look at the movement of water across a cell to understand the meaning of hypertonic solutions, hypotonic solutions, and isotonic solutions.
( http://www.tvdsb.on.ca/westmin/science/sbi3a1/Cells/Osmosis.htm )
Diffusion and Osmosis
Information provided explains how diffusion across a membrane works. Definitions of the related terms are also provided.
( http://www.biologycorner.com/bio1/diffusion.html )
Active and Passive Transport
You will find the processes of both active transport and passive transport across a cell membrane shown in the form animations.
( http://www.northland.cc.mn.us/biology/Biology1111/animations/transport1.html )
Phagocytosis
http://academic.brooklyn.cuny.edu/biology/bio4fv/page/phago.htm
( http://www.cat.cc.md.us/courses/bio141/lecguide/unit1/eustruct/phagocyt.html )

Internet Connects


Careers in Plant Pathology, p. 324

Careers in Plant Pathology
What is a plant pathologist? What are the career possibilities for a plant pathologist? Find out on this page.
( http://www.apsnet.org/careers/careers.asp )
Canadian Phytopathological Society
Learn more about the field of plant pathology at the Canadian Phytopathological Society’s official web site. Click the “Visitors” link to learn some plant pathology basics and explore some of the activities of the CPS.
( http://www.cps-scp.ca/index.html )
The Plant Health Instructor
The American Phytopathological Society hosts this site featuring a variety of educational resources on plant pathology, including an illustrated glossary.
( http://www.apsnet.org/education/ )
The Plant Pathology Internet Guide Book
Explore this comprehensive guide to Internet sites containing information and resources on plant pathology.
( http://www.pk.uni-bonn.de/ppigb/ppigb.htm )
Plant Phototropism and Gravitropism, p. 345

Plant Tropisms
View animations of phototropism and gravitropism at this site, and read explanations of these phenomena.
( http://www-users.york.ac.uk/~drf1/tropism/jcf_1.htm )
Mossy Space Spirals
Read about the effects of microgravity on the growth patterns of moss.
( http://weboflife.ksc.nasa.gov/currentResearch/currentResearchFlight/spaceSpirals.htm )

Web Simulations


Stomata and Humidity
An animation shows how water moves in and out of the stomata of a plant leaf, that is, the relationship between the stomata and the humidity in the leaf.
( http://cycas.cornell.edu/ebp/projects/laststraw/ise/anim.3.html )
Stomata Opening and Closing in Plant Leaves
Interact with the animation of the opening and closing of stomata to know how stomata work during the day and the night.
( http://academic.kellogg.edu/herbrandsonc/bio111/water.htm#crosssection )
How Water Passes Through a Plant and Other Animations
This site has a number of great animations and videos that illustrate how water and food move around a plant in the xylem and phloem tissues.
( http://academic.kellogg.edu/herbrandsonc/bio111/water.htm#tissuepatterns )
Plant Reproduction
The parts of a typical flower and their functions are discussed in this animation.
( http://seamonkey.ed.asu.edu/~alex/pub/aect2000b/pages/fpage2.html )
Circadian Responses—Sleep Movements in Plants
Many plants respond to changes in time with "sleep movements," such as closing their flowers and changing the position of their leaves at night. Watch these short time-lapse movies on Circadian Responses to see examples of sleep movements.
( http://sunflower.bio.indiana.edu/~rhangart/plantmotion/movements/leafmovements/clocks.html )
Nastic Response in the Venus Flytrap
See the dramatic snapping shut of the leaf of a Venus Flytrap when it detects movement on its surface. This movement is known as the nastic response of the Venus Flytrap.
( http://sunflower.bio.indiana.edu/~rhangart/plantmotion/movements/nastic/flytrap/flytrap.h... )

Internet Connects


Satellite Images, page 391

Global Hydrology and Climate Center
NASA’s Global Hydrology and Climate Center web site shows visible, infrared, and water vapour satellite images of major geographic regions. Images may be viewed either still or as animations in real time and have a zoom-in feature. Site contains “Usage tips” that describes the many features that can be used to view the images.
( http://www.ghcc.msfc.nasa.gov/GOES/ )
Cooperative Institute for Meteorological Satellite Studies
This web site shows a variety of different images such as winds, tropical storms, moisture, clouds and sea surface temperature.
( http://cimss.ssec.wisc.edu/ )
Geostationary Operational Environmental Satellites (GOES)
Here you can see images from 35,800 km above Earth. Because geosynchronous satellites stay above a fixed spot of Earth’s surface, they provide continuous images of the atmospheric severe weather conditions such as tornadoes, flash floods, hailstorms, and hurricanes.
( http://www.oso.noaa.gov/goes/ )

Web Simulations


Ocean Colour Web
View dozens of photographs taken from satellites that show hurricanes and storms, chlorophyll levels, snow and ice, and other interesting aspects of the biosphere.
( http://oceancolor.gsfc.nasa.gov/FEATURE/gallery.html )
Energy Flows: The Greenhouse Effect
What role do gases in Earth’s atmosphere play in creating the Greenhouse Effect? Check out the animation and find out why it is so important to have a balanced Greenhouse Effect!
( http://www.planetguide.net/book/chapter_3/greenhouse_effect.html )
New Science: The First Day of Summer
Why do we have seasons? NASA Kids has an excellent animation that tells the story.
( http://liftoff.msfc.nasa.gov/news/2001/news-summer.asp )
Global Albedo
Detailed and accurate albedo data provide pictures and animations that show the albedo (reflectivity) of different parts of the planet.
( http://visibleearth.nasa.gov/cgi-bin/viewrecord?17910 )
Specific Heat Calculator
Click on the Calculation button for an interactive calculator that allows you to enter the information given and calculate other mathematical quantities in the specific heat formula.
( http://hyperphysics.phy-astr.gsu.edu/hbase/thermo/spht.html )
The Water Cycle
To strengthen your understanding of the terms “evaporation” and “precipitation,” check out the three interactive animations.
( http://www.planetguide.net/book/chapter_2/water_cycle.html )
Wind Patterns
The NASA Jet Propulsion Laboratory has provided satellite images and animations that show world wind patterns.
( http://winds.jpl.nasa.gov/ )
Coriolis Effect
A good illustrated explanation of the Coriolis effect is found at this site.
( http://ww2010.atmos.uiuc.edu/(Gh)/guides/mtr/fw/crls.rxml )
El Niño/La Niña Watch
Learn more about El Niño/La Niña from satellite images based on observations of the El Niño/La Niña phenomenon in the Pacific Ocean.
( http://sealevel.jpl.nasa.gov/elnino/index.html )
Jet Stream Analyses
Use the SELECT options to build an animation of North American jet stream analyses with infrared satellite images.
( http://squall.sfsu.edu/scripts/namjetsat_modelsml.html )

Internet Connects


Rain and Cloud Forests, page 416

Canada’s Forests
This Natural Resources Canada web site describes the characteristics of nine Canadian forest “ecozones”, locates them on a map of Canada, and provides several representative pictures of each forest.
( http://www.pfc.forestry.ca/canforest/canf/canf1_e.html )
Cloud Forest/Rain Forest Sensitivity
This web site describes an ongoing study (1999–2004) of the sensitivity of cloud/rain forests ecosystems in Hawaii to climate and global changes. The measurements and expected outcomes and applications of this study are described.
( http://webdata.soc.hawaii.edu/climate/HaleNet/index.htm )
Canada’s Boreal Forest
This forest ecosystem, which is filled with lakes and wetlands, moderates our climate, produces oxygen, and purifies the water we drink. Find out what’s being done to preserve and protect this vital ecosystem in Canada.
( http://www.borealcanada.ca/ )
Theories of Past Climate Change, page 420

Climate Time Line
Explore past climates with this interactive timeline.
( http://www.ngdc.noaa.gov/paleo/ctl/index.html )
NOAA Paleoclimatology
This site, part of the National Oceanic and Atmospheric Administration (NOAA) web site, provides a wealth of information on paleoclimatology.
( http://www.ngdc.noaa.gov/paleo/paleo.html )
The Snowball Earth
This article describes the theory that Earth was covered in ice millions of years ago. Parts of the article are fairly high-level.
( http://www-eps.harvard.edu/people/faculty/hoffman/snowball_paper.html )
Climate Change, Past and Future
Click here for an online course in past and present climate change.
( http://calspace.ucsd.edu/virtualmuseum/climatechange2/05_1.shtml )
Other Great Sites for Chapter 11

Mountain Climates
Climate, most notably a decrease in temperature, changes with elevation. This United Nations site examines a number of variables that also play a role in determining the climate of mountain ecosystems.
( http://www.fao.org/sd/2002/EN0701a_en.htm )
Life Zones and Altitude
This web site examines the impact of altitude on the life zones that are found as you climb a mountain.
( http://www.runet.edu/~swoodwar/CLASSES/GEOG235/lifezone/lifezone.html )
Humidity
On this site, the Encyclopedia of the Atmospheric Environment, use “humidity” as your search term to access a short, straightforward explanation. Follow the links for more detailed information.
( http://www.ace.mmu.ac.uk/eae/ )
Ecozones of Canada
This web site discusses the ecozones of Canada. The Terrestrial Ecozones of Canada is a nationwide ecological framework developed by Environment Canada that provides us with a standardized geographical reference system.
( http://www.ccea.org/ecozones/terr.html )
World Climate Data
This web site allows students to locate temperature and precipitation data for hundreds of major cities.
( http://www.worldclimate.com/ )
Biome Climatographs
This web site provides basic information and climatographs on major biomes. Please be advised that the “units” provided on this web site are not metric (i.e., inches instead of millimetres).
( http://www.cotf.edu/ete/modules/msese/earthsysflr/biomes.html )
Major Biomes of the World
This web site provides detailed information on the major biomes. Please be advised that the “units” provided on this web site are not metric (i.e., inches instead of millimetres).
( http://www.radford.edu/~swoodwar/CLASSES/GEOG235/biomes/main.html )
Biomes of the World
This text-based web site provides detailed information on biomes and the climatic factors responsible for the formation of biomes.
( http://www.ups.edu/biology/museum/worldbiomes.html )
Meteorological Service of Canada
The Environment Canada web site provides answers to a series of frequently asked questions dealing with climate change. Section C includes a discussion on natural factors that contribute to changing climates.
( http://www.msc-smc.ec.gc.ca/saib/climate/FAQ_2002/index_e.html )
Volcanoes and Climate Change
Investigate the relationship between volcanic eruptions and natural climate change.
( http://earthobservatory.nasa.gov/Study/Volcano/ )
Volcanoes and Climate
This web site provides an overview of volcanic eruptions and natural climate change.
( http://www.geo.mtu.edu/volcanoes/vc_web/overview/o_sc_volcano_climate.html )
Climate Roulette: Positive Feedback Loops of Global Warming
This web site provides numerous examples of positive feedback loops in the global climate system.
( http://www.ecobridge.org/content/g_fbk.htm )
Feedback Loops: Interactions that Influence Arctic Climate
Learn about climatic feedback loops by examining two examples in the Arctic.
( http://nsidc.org/arcticmet/patterns/feedback_loops.html )

Web Simulations


North American Biomes
Use the interactive map for North American Biomes to learn more about vegetation and abiotic characteristics of each of the common biomes in North America : the tundra, boreal forest (taiga), grasslands, deserts, tropical rainforests, and mountain forests.
( http://is.asu.edu/plb108/course/ecology/ecology/page6.html )
Biosphere
Visible Earth provides a searchable directory of images and animations of Earth’s biosphere. Use some of the images and animations to help with your study of the different biomes.
( http://visibleearth.nasa.gov/view_set.php?categoryID=321 )
Habitats and Biomes
Earth has many different environments, which result in a wide variety of biomes. Check out the major distinguishing features of these biomes and the distinct life forms living in them.
( http://www.enchantedlearning.com/biomes/ )
Continental Drift
An illustration of the movement of Earth’s continents and an animated timeline show one of the prevalent theories in how the continents drifted over the past 225 million years.
( http://www.g4v.com/pages/drift.htm )

Internet Connects


Climate Change Data, page 443

Hot Topics in Climate Change
This New Scientist web site presents a listing of related articles available online.
( http://www.newscientist.com/hottopics/climate/ )
Canada’s Climate Change Web Site
This comprehensive site has many connections to background information on climate science. Check out “Taking Action” and “Resources.”
( http://www.climatechange.gc.ca/english/index.shtml )
Climate Change 2001: The Scientific Basis
This report from the Intergovernmental Panel on Climate Change (IPCC), in their words: “is described as the most comprehensive and up-to-date scientific assessment of past, present and future climate change.”
( http://www.grida.no/climate/ipcc_tar/wg1/index.htm )
The Meteorological Service of Canada (MSC)
The Meteorological Service of Canada (MSC) web site is Canada's source for meteorological information. The Service monitors water quantities, provides information and conducts research on climate, atmospheric science, air quality, ice and other environmental issues. It provides numerous links to other Environment Canada sites.
( http://www.msc-smc.ec.gc.ca/contents_e.html )
MSC Topics
The topics section of the MSC web site has a wide range of subjects relating to climate and the atmosphere.
( http://www.msc-smc.ec.gc.ca/your_environment_e.html )
LEARN
This is a web site maintained by the University Corporation for Atmospheric Research. The “Cycles of the Earth and Atmosphere” provide description and graphics on the atmosphere and climate science. This is described as background for teachers but students could easily use the information.
( http://www.ucar.edu/learn/ )
Climate Change
This University of California web site examines many aspects of climate change and global warming.
( http://calspace.ucsd.edu/virtualmuseum/climatechange1/02_1.shtml )
Methane Hydrates, page 444

Suffocation Suspected for Greatest Mass Extinction
This New Scientist September 2003 article describes how the mass extinction of 251 million years ago could have been caused by a catastrophic release of methane hydrate.
( http://www.newscientist.com/news/news.jsp?id=ns99994138 )
All About Hydrates
This web site describes the various sources of methane and the global warming that may occur if methane hydrates in the ocean should enter the atmosphere.
( http://www.netl.doe.gov/scngo/NaturalGas/hydrates/about-hydrates/global-climate.htm )
Ocean Burps and Climate Change?
The Goddard Institute for Space Studies web site presents articles relating methane hydrates and climate change.
( http://www.giss.nasa.gov/research/intro/schmidt_02/ )

Web Simulations


Carbon Sink
From a still image of the Carbon Sink animation in this site, one can see three years of data of the Biosphere, focussed on North America.
( http://svs.gsfc.nasa.gov/vis/a000000/a002200/a002289/ )
Global Warming
GFDL Gallery has a large number of animations that help to visualize some of the effects of global warming.
( http://www.gfdl.gov/~jps/GFDL_VG_Gallery.html#Warming )
Intergovernmental Panel on Climate Change (IPPC)
A selection of figures from various IPCC reports. These reports use graphics to summarize climate changes such as changes in temperature and precipitation and their trends.
( http://www.ipcc.ch/present/graphics.htm )
The Gaia Theory
The Daisyworld flash animation helps to illustrate the Gaia Hypothesis. Find out from the animation how climate affects life and how life affects climate.
( http://library.thinkquest.org/C003763/flash/gaia1.htm )