Forms Of Energy Worksheet Page 2
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42.2 What Happens When Energy Is Converted from One Form to Another?
a)
Observe the demonstration of an exercise bicycle connected to large light bulbs. List
the energy conversions that occur when the bulbs light.
b)
Connect the hand-cranked generator to the solar cell. Shine the flood light onto the
solar cell. List the energy conversions that take place.
c)
Observe the demonstration of the toy train. List the energy conversions that occur
when the train goes uphill.
List the energy conversions when the train coasts downhill.
d)
Arrange two square magnets on the wooden stick so that one magnet floats above
the other. Press the floating magnet down and then release it. List the energy
conversions that occur.
e)
Your instructor will explain the electric drill activity. Be sure to hold the cardboard
tube over the end of the drill while you perform this activity.
List the energy
conversions that occur.
2.3 Which Devices Involve These Energy Conversions?
Identify devices that illustrate a conversion from the initial to the final energy forms.
1)
Chemical Energy
Electrical Energy
2)
Chemical Energy
Radiant Energy
3)
Chemical Energy
Thermal Energy
4)
Electrical Energy
Mechanical Energy of Motion
5)
Electrical Energy
Radiant Energy
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