Science Energy

Potential energy that depends on height is called

• gravitational potential energy.

• kinetic energy.

• elastic potential energy.

• mechanical energy.

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The rate at which energy is transferred is called

• joules.

• power.

• work.

• time.

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Energy stored in the nucleus of an atom is called

• electromagnetic energy.

• nuclear energy.

• mechanical energy.

• chemical energy.

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The energy associated with motion is called

• gravitational potential energy.

• kinetic energy.

• elastic potential energy.

• nuclear energy.

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Unlike kinetic energy, potential energy is

• energy of motion.

• stored.

• conserved.

• not measurable.

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Visible light is an example of

• electromagnetic energy.

• nuclear energy.

• electrical energy.

• chemical energy.

Moving water can be used to produce electricity because

• all forms of energy can be transformed into other forms.

• energy can be transformed into power.

• potential energy can be transformed into kinetic energy.

• chemical energy can be transformed into mechanical energy.

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A change from one form of energy into another is called

• an energy transformation.

• energy conservation.

• work.

• an energy increase.

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When you rub your hands together on a cold day, you use friction to transform

• mechanical energy into thermal energy.

• thermal energy into nuclear energy.

• nuclear energy into electrical energy.

• electrical energy into electromagnetic energy.

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What happens to the energy of a ball as it is dropped from a height of 10 m?

• Potential energy is transformed into mechanical energy.

• Mechanical energy is transformed into potential energy.

• Potential energy is transformed into kinetic energy.

• Kinetic energy is transformed into potential energy.

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