Forms of Energy Review

The ability to do work or cause change is called

• velocity

• energy

• transfer

• friction

Tags

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Energy is measured in units called

• joules

• pounds

• meters

• horsepower

What type of energy does a spinning turbine have?

• electrical

• nuclear

• thermal

• mechanical

Tags

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An example of something that stores chemical energy is

• lightning

• microwave

• food

• light

Tags

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What type of energy transformation is taking place when natural gas is used to heat water?

• chemical energy to thermal energy

• thermal energy to mechanical energy

• mechanical energy to electromagnetic energy

• electromagnetic energy to chemical energy

Tags

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Which of the following has kinetic energy?

• a rock poised for a fall

• an archer's bow that is drawn back

• a rolling ball

• a car waiting at a red light

Tags

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Potential energy that depends on height is called

• kinetic energy

• gravitational potential energy

• elastic potential energy

• mechanical energy

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The rate at which energy is transferred is called

• joules

• power

• work

• time

How would you calculate an object's mechanical energy?

• add its kinetic and potential energy

• multiply its kinetic and potential energy

• subtract its kinetic from its potential energy

• subtract it potential from its kinetic energy

What is the mass of a toy car that's mass is 3 grams and is traveling at a speed of 2 m/s? Hint: KE= 1/2 Mass x Speed²

• 60 J

• 60 N

• 6 J

• 6 N

Tags

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