ENERGY TRANSFORMATION

Front

What is energy transformation?

Back

Energy transformation is the process of changing energy from one form to another, such as from electrical energy to mechanical energy.

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NGSS.MS-PS3-4

NGSS.MS-PS3-5

Front

Give an example of energy transformation from electrical to mechanical to sound.

Back

A pencil sharpener plugged into an outlet.

Front

What type of energy transformation occurs when a hawk eats a mouse and then uses the energy from the mouse to fly?

Back

Chemical energy to mechanical energy.

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NGSS.MS-PS3-5

Front

What do the arrows in a food chain represent?

Back

They point in the direction that energy is flowing.

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NGSS.MS-LS2-3

Front

What is gravitational potential energy?

Back

Gravitational potential energy is the energy an object possesses due to its position in a gravitational field, typically related to its height.

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NGSS.MS-PS3-2

Front

How does kinetic energy differ from potential energy?

Back

Kinetic energy is the energy of motion, while potential energy is stored energy based on an object's position.

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NGSS.MS-PS3-2

Front

At which location is the gravitational potential energy of water the greatest in a given diagram?

Back

Location W.

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NGSS.MS-PS3-2

Front

What is the relationship between kinetic energy and speed?

Back

Kinetic energy increases with the square of the speed of an object.

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NGSS.MS-PS3-1

Front

What happens to the gravitational potential energy of an object as it rises?

Back

The gravitational potential energy increases as the object rises.

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NGSS.MS-PS3-2

Front

What is the formula for calculating kinetic energy?

Back

Kinetic energy (KE) = 1/2 mv², where m is mass and v is velocity.