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Home Q & A Board Science-Related Homework Help Physics
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Brelou Brelou
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7 years ago
A 120-g rubber ball is thrown with a speed of 10 m/s at an oncoming 900-kg car which is approaching at 30 m/s, and undergoes a one-dimensional elastic collision with the car. What is the speed of the ball after the collision?
A) 10 m/s
B) 30 m/s
C) 40 m/s
D) 50 m/s
E) 70 m/s
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Physics

Physics


Edition: 4th
Author:
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Quantum physics thus reveals a basic oneness of the universe.
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longhairlonghair
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7 years ago
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Brelou Author
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7 years ago
Smart ... Thanks!
7.prime7105
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Yesterday
You make an excellent tutor!
apelton
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2 hours ago
this is exactly what I needed
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