2. A rocket at rest that has a mass of 2 kg. It achieves a speed of 200 m/s at launch. If the engine provides thrust for 4 seconds, what is the total force (the thrust) provided by the engine?

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Chapter9: Linear Momentum And Collisions
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2. A rocket at rest that has a mass of 2 kg. It achieves a speed of 200 m/s at launch. If the engine provides
thrust for 4 seconds, what is the total force (the thrust) provided by the engine?
3. A soccer player kicks a 0.75 kg ball with a force of 150 N. What is the velocity of the ball if his foot was in
contact with ball for 0.08s ?
Transcribed Image Text:2. A rocket at rest that has a mass of 2 kg. It achieves a speed of 200 m/s at launch. If the engine provides thrust for 4 seconds, what is the total force (the thrust) provided by the engine? 3. A soccer player kicks a 0.75 kg ball with a force of 150 N. What is the velocity of the ball if his foot was in contact with ball for 0.08s ?
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