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Physics: Momentum

Published on Nov 23, 2015

Physics: Momentum

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1.

Physics: Momentum

Mass aNd Velocity
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2.

NEWTON'S 3RD LAW

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3.

For every action force there is an equal and opposite reaction force.

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4.

CONSERVATION OF MOMENTUM

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5.

In an isolated system.
Momentum before a conversion equals the Momentum after a conversion.

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6.

P is Momentum

Initial Momentum = Final Momentum, pi=pf
7.

m1v1 + m2v2 =
m1v1f + m2v2f

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8.

EXAMPLE

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9.

A 1.8 kg bouncy ball is rolling to the right at 4.0 m/s. It collides with a 1.0 kg Terrible Terry action figure that was stationary.

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10.

After the collision the ball was traveling at 3.6 m/s to the right.

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11.

Find the velocity of the action figure after the collision.

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12.

(1.8)(4.0)-(1.8)(3.6)
---------------------
1
=.72 m/s

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13.

Work Cited
Mancuso, Craig. "Unit 6: Momentum, The Law of Conservation of Momentum." Physics Class. Springfield High School, Akron. 22 Feb. 2015. Lecture.

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