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
)
There are questions and animations to help further understand the meaning of the term “work.” (
http://www.physicsclassroom.com/Class/energy/u5l1a.html
)
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
)
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
)
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
)
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
)
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
)
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
)
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