Potential And Kinetic Energy Worksheet Page 8
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29Page 2 of 2
Energy Scenarios
7.2
Read each scenario below. Then complete the following for each scenario:
•
Identify which of the following forms of energy are involved in the scenario:
mechanical, radiant, electrical, chemical, and nuclear.
•
Make an energy flow chart that shows how the energy changes from one form to another, in the correct order.
Use a separate paper and colored markers to make your flow charts more interesting.
•
In Western states, many homes generate electricity from
windmills. In a particular home, a young boy is using the
electricity to run a toy electric train.
Solution:
Mechanical energy of the windmill is changed to electrical energy which is changed to the mechanical
energy of the toy train.
1.
A camper is using a wood fire to heat up a pot of water for
tea. The pot has a whistle that lets the camper know when the
water boils.
2. The state of Illinois generates some of its electricity from
nuclear power. A young woman in Chicago is watching a
broadcast of a sports game on television.
3.
A bicyclist is riding at night. He switches on his bike’s
generator so that his headlight comes on. The harder he
pedals, the brighter his headlight glows.
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