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Part IA space shuttle is moving on a straight path from the earth to the moon or in the opposite direction. The shuttle is jet-propelled. 
In the following 8 possibilities (A to K) are presented for the sum of all forces, acting on the shuttle. They differ in respect to direction and time dependence. Furthermore 6 situations are described. Please choose for each situation one of the offered possibilities (A to K), which you think is correct. 
Situation 1Situation 2Situation 3Situation 4Situation 5Situation 6 |
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