Chapter 5: Work and Energy

Work

A detailed explanation of work along with a short quiz, an animation, and a widget that allows you to calculate calories burned based on data you enter.

http://www.physicsclassroom.com/class/energy/u5l1a.cfm

http://www.physicsclassroom.com/class/energy/u5l1a.cfm

(Objective: Recognize the difference between the scientific and ordinary definitions of work.)

Kinetic and Potential Energy

This page further explains kinetic and potential energy. It includes some short quizzes that test your knowledge while also providing detailed explanations for each answer.

http://www.physicsclassroom.com/class/energy/u5l2a.cfm

http://www.physicsclassroom.com/class/energy/u5l2a.cfm

(Objective: Calculate kinetic energy for an object.)

In this archery game, you may vary components and try your luck at hitting the target. Watch out for the unsuspecting animals in the barn!

http://www.planetseed.com/flash/science/features/people/archery/en/game.htm?width=720&height=500&popup=true&terms=archery

(Objective: Calculate kinetic energy for an object.)

Conservation of Energy           

Energy Skate Park. Use this animation to build a track for your skater and follow his movements to learn more about conservation of energy.

http://phet.colorado.edu/en/simulation/energy-skate-park

(Objective: Recognize the forms that conserved energy can take.)

Follow the steps in this activity from Chicago’s Museum of Science and Industry to create your own egg bungee.  Try to avoid scrambling your small passenger!

http://www.msichicago.org/online-science/activities/activity-detail/activities/make-an-egg-bungee/

(Objective: Recognize the forms that conserved energy can take.)

Power

Follow the links in this diagram to learn more about what power is and how it is used and measured.

http://hyperphysics.phy-astr.gsu.edu/hbase/powcon.html

(Objective: Relate the concepts of energy, time, and power.)