Energy Question Preview (ID: 42399)


States Of Energy, And Transformations. TEACHERS: click here for quick copy question ID numbers.

Hearing fireworks is an example of
a) potential energy
b) kinetic energy
c)
d)

Water at the top of a waterfall is an example of
a) potential energy
b) kinetic energy
c)
d)

The law of conservation of energy states that
a) energy cannot be created
b) energy cannot be destroyed
c) energy can be created and destroyed
d) energy cannot be created or destroyed

When we eat food, energy is converted from chemical to mechanical.
a) true
b) false
c)
d)

Potential energy depends on ________________ and _________________.
a) mass, height
b) speed, height
c) mass, speed
d)

Kinetic energy depends on _________________ and _________________.
a) mass, height
b) mass, speed
c) speed, height
d)

If two objects were sitting on a table at the same height, which object would have the most potential energy?
a) the heavier object
b) the lighter object
c)
d)

Lightning during storms has which form of energy?
a) nuclear
b) chemical
c) electrical
d) sound

Which example has only potential energy?
a) a ball bouncing
b) a seashell washing up to the beach
c) water flowing in a river
d) a bee sitting on a flower

Which example has only kinetic energy?
a) A wound-up yoyo
b) Snow sitting on top of a parked car
c) A leaf hanging on a branch
d) Lava pouring out of a volcano

Energy Rule: the greater the potential energy, the greater the kinetic energy.
a) true
b) false
c)
d)

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