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Nelson Education > School > Secondary Science > Science 10 > Teacher Centre > Work The Web > Chapter 7
 

Work The Web

UNIT 2: CHEMICAL PROCESSES

Chapter 7: Controlling Chemical Reactions

7.3  Factors that Affect Rates of Reaction
7.4  Explosives and Air Bags
7.8  Rates and Automobiles
7.9  Blast Off!
7.10  Food Preservation
7.12  Career Profile: Explosives Expert

Section Work the Web
7.3
Factors that Affect Rates of Reaction

Find sites that show chemical reactions that occur at different rates.

WHMIS: What You Need to Know — Reactive Substances, University of Toronto
For the teacher: This site presents examples of reactive hazards.

Chemical Kinetics and Reaction Mechanisms – Terms and Concepts of Chemical Kinetics – Rate of a Chemical Reaction, James A. Plambeck, University of Alberta
For the teacher: This site explains, briefly, the how and why of rates of chemical reactions.

Rate and Order of Reactions, Computer Assisted Chemistry Tutorial, University of Waterloo
For the teacher: This page deals specifically with first- and second-order reaction kinetics.

Rates of Reaction, Tom Stretton, Thousand Islands Secondary School, Ontario
For the teacher: This is a great site that covers a wide spectrum of issues related to rates of reaction: factors that affect rates, collision theory, effect of a catalyst, reaction rate law, reaction mechanisms, etc.

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7.4
Explosives and Air Bags

What do the Nobel Peace Prize and dynamite have in common?

Alfred Nobel, the Nobel Foundation
For the teacher: Students will discover the connection between Nobel prizes and dynmite by researching the life of Alfred Nobel on this site.

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7.8
Rates and Automobiles

What is being done to reduce the environmental impact of cars?

New designs for cars and engines:
Benefits of electric vehicles, Electric Vehicles Association of Canada
For the teacher: This site describes the environmental benefits of driving an electrical-powered car.

Hypercars, Rocky Mountain Institute FAQ
For the teacher: "Hypercar" is a conceptual vehicle that combines ultralight and ultra-aerodynamic design, a hybrid-electric drive system, and other features to achieve very high fuel efficiency and very low emissions.

Solar powered cars, Newton's Apple is a production of KTCA Twin Cities Public Television, USA
For the teacher: This teaching site describes solar-powered cars.

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Combustion modeling, Lawrence Livermore National Laboratory, operated by the University of California for the U.S. Department of Energy
For the teacher: This site investigates an improved engine design for greater fuel efficiency and reduced emissions.

Reinventing the Wheels", by Amory B. Lovins and L. Hunter Lovins, Altlantic Monthly, 1995
For the teacher: This article explores new ways to design, manufacture, and sell cars that can make them ten times more fuel-efficient, and at the same time safer, sportier, cheaper, more durable, etc.

Future cars, trucks will be computers on wheels
For the teacher: This article discusses solar-powered cars that have motors embedded in its wheels.

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Alternative Fuel and Advanced Technology Vehicles, Argonne National Laboratory
For the teacher: This site explores new developments in alternative fuels, new designs, cleaner-burning engines, improved batteries and recycling of cars.

Air-breathing engines, Andrew Nowicki
For the teacher: This site explores air-dependent engines. Good diagrams accompany the text.

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New fuels:
Alternative Fuels, Transport Canada
For the teacher: This site explores alternatives to fossil fuels for vehicles, including ether, electricity, natural gas, etc.

Renewable Fuels, Canadian Renewable Fuels Association
For the teacher: Students can explore alternative fuels for cars as well as the environmental impact of cars.

Vehicles, pollution, and recycling:
Vehicle Recycling Programme, Friends of the Earth Canada
For the teacher: This short page describes the environmental impact of cars on air pollution.

How much CO2 is produced by a car in a year?, Center for the Study of Carbon Dioxide and Global Change
For the teacher: Students can use this site for statistics on environmental impacts of cars.

Waste Reduction in the Automobile Service Industry, New Hampshire Dept of Environmental Services
For the teacher: This fact sheet is intended to help members of the automobile service industry to reduce waste-related environmental impacts. It touches on gas stations, service stations, shops, tires, battery recycling, etc.

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The auto industry:
North American Production of Motor Vehicles, Industry Canada
For the teacher: This chart compares the automotive industry in Canada, U.S. and Mexico.

North American Employment Related to Automotive Industries, Industry Canada
For the teacher: This chart compares Canada, U.S. and Mexico.

Canadian Automotive Industry,2003 Edition, Industry Canada
For the teacher: This site gives students an insight into the complexity of the automobile industry: how many are on the road, manufacturing, sales, employment, trade, etc.

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7.9
Blast Off!

Investigate how gases are used in the operation of one of the following devices: rocket launchers, jet engines, jet skis.

Chemical Rocket Launcher, Andrew Nowicki
For the teacher: This is an excellent site with very good diagrams on how a rock launcher works.

How Gas Turbine Engines Work, How Stuff Works Inc.
For the teacher: An extremely clear site on how jet engines work.

The gas-turbine engine, gas-turbines.com
For the teacher: The gas turbine engine through history. Its operation and theory are also presented.

Principles of jet engine operation
For the teacher: This site give the basics of jet engine operation.

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7.10
Food Preservation

Visit sites that describe food preservation.

Packaging breakthrough a step forward for food preservation, University of Guelph
For the teacher: This article explains a new technology in food preservation that uses a new high-performance packaging polymer.

FOOD IRRADIATION; ARE WE READY FOR IT, by Dr. Moshe Ipp, October 1997, Primary Care Pediatrics home page
For the teacher: This site discusses food irradiation from a disease viewpoint.

Food irradiation: Let's do it, Canadian Medical Association Journal, Jan 11, 2000
For the teacher: This site discusses food irradiation from a medical point of view.

Food processing, Saskatchewan Interactive
For the teacher: This excellent site surveys traditional methods of preservation, drying, canning, and modern-day high tech methods.

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7.12
Career Profile: Explosives Expert

Canada has been active in the worldwide movement to ban land mines. Find out why, and present a brief report on progress, including how students can support the effort to make land mines illegal.

SafeLane, Foreign Affairs and International Trade Canada contains detailed information on Canada's efforts.
For the teacher: This government site is extremely useful and full of helpful documents, news, and other educational resources. The Ottawa Treaty is detailed here, as are links to other international initiatives.

Mines Action Canada has comprehensive information on action to ban landmines.
For the teacher: This site provides statistics on landmine bans, the latest developments in landmine action, and description of the International Campaign to Ban Landmines. The site also includes a large document database.

The Total Ban Banner, UN CyberSchoolBus, United Nations, is an online education program seeking to involve students in efforts to ban landmines.
For the teacher: This site gives a good overview of the problem from a Canadian viewpoint. Its links are very useful. Students can use this site to become involved in the campaign to ban landlines through links to the Schools Demining Schools project.

International Campaign to Ban Landmines, Tokyo Social Centre, Japan
For the teacher: This site traces the campaign to ban landmines and provides detailed information on Canada's major role in this campaign.

 

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