950037
Frage 1
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An object held _____ the ground as GPE
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above
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below
Frage 2
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The amount of GPE an object on Earth has depends on its:
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Mass
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Height above the ground
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Size of object
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Surface area
Frage 3
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GPE =
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mgh
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abc
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mjc
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mgw
Frage 4
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h = the change in height in metres, m
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- True
- False
Frage 5
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A bouncing ball converts GPE into...
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Kinetic energy
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Gravity
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Air resistance
Frage 6
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It doesn't return to it's original height because:
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energy is lost
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energy is transferred
Frage 7
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KE =
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½ mv^2
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mv^2
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½mv x 2
Frage 8
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The riders at the top of a roller coaster ride have a lot of...
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Kinetic energy
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Gravitational Potential Energy
Frage 9
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When the train is released, the energy in converted into...
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Gravitational Potential Energy
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Kinetic Energy
Frage 10
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mgh = ½ mv2
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- True
- False
Frage 11
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Why?
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because KE = GPE
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because they are balanced
Frage 12
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The KE of an object depends on:
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Mass
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Speed
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Weight
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Surface Area
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