Energy Review

Energy is the ability to do  ___________.

• Nothing
• Work
• Energy
• Change

The sun’s energy used by green plants to produce food is an example of light energy being converted to what other form of energy?

• kinetic energy
• heat energy
• mechanical energy
• chemical 

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The Law of Conservation of Energy states that...

• energy can be destroyed
• energy can not be created or destroyed
• energy can only be destroyed using the force

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Which skier will have a greater potential energy? 

• Skier 1
• Skier 2

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What object can change electrical energy into light energy?

• A candle
• A fire
• A lamp
• A radio

Light energy is...

• heat energy
• energy an object has because of its position or motion
• energy that travels in waves and can move through empty space
• matter vibrating

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Which energy conversion is taking place when you put gasoline in a car?

• thermal -> electrical
• mechanical -> electrical
• chemical -> mechanical
• mechanical -> electromagnetic

Energy of motion is which type of energy?

• Potential
• Kinetic
• Sound
• Gravitational

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When plants convert the sun's energy into food, which is the correct transformation of energy?

• kinetic to chemical

• radiant to chemical

• thermal to mechanical

• chemical to radiant

What kind of energy is represented in this picture?

• Thermal
• Potential
• Nuclear
• Mechanical

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