Energy Review 4th Grade Science

The scientific definition of energy is the ability to...

• change shape

• cause a change in health

• change states of matter

• the ability to do work or cause a change

If two objects with different weights are moving at the same speed, the lighter object has...

• less energy than the heavier object.

• more energy than the heavier object.

• an unpredictable amount of energy.

• the same amount of energy as the heavier object.

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NGSS.MS-PS3-1

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When an object moves slower, its energy of motion...

• does not exist

• decreases

• increases

• stays the same

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NGSS.MS-PS3-1

NGSS.MS-PS3-5

How can a ball be given stored energy?

• Roll it down a hill.

• Lift it up to a high shelf.

• Drop it from the top of a ladder.

• Throw it to another person.

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NGSS.MS-PS3-2

What happens when two objects collide?

• Energy is changed into force.

• Energy is transferred from one object to another.

• Energy is created and the objects move faster.

• Energy is destroyed and the objects move slower.

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NGSS.MS-PS2-1

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Choose all that apply.

Some of the energy transferred during a collision can produce _________.

• heat

• light

• sound

• electricity

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NGSS.MS-PS3-4

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Which of the following collisions would cause a still object to move at the speed of the object that hit it?

• a heavy moving object collides with a light still object

• a light moving object collides with a heavier still object

• a moving object with a still object of the same weight

• a large but light object collides with a still object that is smaller but heavier

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NGSS.MS-PS2-1

All sounds start with...

• a source of heat.

• a vibration.

• a collision.

• a moving object.

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NGSS.MS-PS4-1

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When an object gives off light, it ...

• transfers energy.

• gains energy.

• gains heat.

• makes a sound.

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NGSS.MS-PS3-4

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What happens when light bounces off of an object?

• The light changes the temperature of the object.

• The light passes through the object.

• The light gets absorbed.

• The light is reflected to our eyes.

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NGSS.MS-PS4-2