3.4.1.6 - Momentum Flashcards

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1
Q

Momentum =

A

Mass x velocity

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2
Q

Momentum is always what?

A

Conserved, assuming no external forces act.

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3
Q

What are elastic collisions?

A

Ones where KE is conserved.

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4
Q

What are inelastic collisions?

A

Ones where KE is not conserved.

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5
Q

F =

A

Change in momentum / time

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6
Q

What is rate of change of momentum directly proportional to?

A

The resultant force which acts on the object.

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7
Q

Impulse =

A

Change in momentum

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8
Q

What is the area underneath a force time graph?

A

Impulse

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