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Orlov [11]
3 years ago
13

Explain what happens to the path of light as it hits a piece of black paper, a glass mirror, and a glass

Physics
1 answer:
Anuta_ua [19.1K]3 years ago
4 0
1: absorbed
2: reflected
3: i forgot the last one
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Impulse = (force) x (time)

The first impulse was (20 N) x (10 sec) = 200 meters/sec

The second one is (50 N) x (time) and we want it equal to the first one, so

(50 N) x (time) = 200 meters/sec

Divide each side by 50N :    Time = 200/50 = <em>4 seconds</em>

By the way, the quantity we're playing with here is the cart's <em>momentum</em>.
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