Physics Collisions

While playing pool, Emma notices that the pool balls bounce apart.  What type of collision is this?

• Elastic
• Inelastic
• Explosive
• Force

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NGSS.MS-PS3-5

Jorge noticed a collision outside the coffee shop where two cars collided and stuck together.  What type of collision did he observe?

• Elastic
• Inelastic
• Completely inelastic
• none

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NGSS.MS-PS2-1

The faster an object moves, the ________ kinetic energy it has. 

• more
• less
• none of the above
• all of the above 

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What is kinetic energy?

• energy of work
• energy of motion
• energy of gravity
• energy of power

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A large moving ball collides with a small stationary ball. The momentum

• of the large ball decreases, and the momentum of the small ball increases.

• of the small ball decreases, and the momentum of the large ball increases.

• of the large ball decreases, and the momentum of the small ball decreases.

• does not change for either ball.

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NGSS.MS-PS2-1

Which of the following would transfer more energy?

• Lowering ball 1 before release

• Raising ball 1 higher before release

• Gently putting ball 1 down next to ball 2

• Keeping ball 1 in the same place

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Which of the following is true about what happens to energy when two balls collide?

• The total amount of energy between the two balls becomes zero.

• The total amount of energy between the two balls stays the same.

• The total amount of energy between the two balls increases.

• The total amount of energy between the two balls decreases.

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NGSS.MS-PS3-1

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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.

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NGSS.MS-PS2-1

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What effects the amount of energy transferred in a collision?

• the speed

• the weight

• the speed AND weight

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NGSS.MS-PS2-1

NGSS.MS-PS2-2

NGSS.MS-PS3-1

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While playing with toy cars, Kirsten and Luca each push a car toward the center of the room. What happens when the toy cars collide?

• Energy is transferred.

• Energy is unchanged.

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NGSS.MS-PS2-1

NGSS.MS-PS3-1

NGSS.MS-PS3-5