Occasionally you will find instructions in the Addison Wesley Science 8 textbook that direct you to the Internet for a particular resource. We've developed this HotLink page so that you will always be able to reach safe, reliable resources on the World Wide Web.
These HotLink pages also provide plenty of extra Internet links as additional resources.
The following HotLinks are divided into the three major concepts you will find in the Mechanical Systems unit. Click below to jump to a particular topic, or simply scroll down this page.
Text Page 255
How Robotic Surgery Will Work - a detailed article describing the "Da Vinci" surgical system.
Text Page 259
Aqueducts - a simply written site, with some good pictures, explaining many details of the Roman aqueducts.
Text Page 259-268
Background Information for Simple Machines - wow! A wonderful questions and answer site devoted to simple machines. Provided by the Simple Machines: Hidden Helpers page at the Canada Science and Technology Museum.
Text Page 259-268
Inventor's Toolbox: the Elements of Simple Machines - a very good overview of all the simple machines.
Text Page 264
Hunting Tools and Techniques - an interesting page devoted to the tools used by the Beothuk. Part of the Newfoundland and Labrador heritage site. Also see Stone and Tool Types, which explains early stone tools.
Text Page 270-272
How Bicycles Work - all the details of bike function are provided, plus a good discussion of gears.
Text Page 270-272
Bikes: The Wheel Story - very easy-to-read history of the bicycle from the Canada Science and Technology Museum.
Text Page 273
How Manual Transmissions Work - a fascinating article that will answer almost all your transmission questions - for the rest of your questions, visit the How Automatic Transmissions Work page (includes a video too)!
Text Page 273
How Gears Work - many types of gears and how they work are explained in these pages.
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Text Page 278-291
How Force, Power, Torque and Energy Work - read the whole interesting set of pages, or skip right to the page devoted to work.
Text Page 288-290
How a Block and Tackle Works - an interesting page that explains how force and distance are traded off while accomplishing a task.
Text Page 288-291
Watt's a Joule: Understanding Energy and Power - check out this well written page!
Text Page 293-298
How Hydraulic Machines Work - a very good set of pages explaining hydraulics.
Text Page 295
How Tire Pressure Gauges Work - such a small device, yet so interesting!
Text Page 300
How Caterpillar Backhoe Loaders Work - this page explains the hydraulics behind loaders.
Text Page 300
How Airplanes Work - more than you wanted to know about flying!
Text Page 300
How Air Conditioners Work - keep your cool, the answers are all here!
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Text Page 312
Canadian Standards Association - read about this provider of testing and certification services.
Text Page 315
Sewing Machine History - a brief history of the sewing machine.
Text Page 319
American Institute of Aeronautics and Astronautics - lots to learn about aviation at this site!
Text Page 319
Science Fun With Airplanes - a very fun site to learn about flight.
Text Page 320
Made in Canada: Canadian Inventors and Inventions - a very neat list of Canadian inventors and inventions.
Text Page 322
How Flying Cars Will Work - is this the solution to crowded roads?
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