1. | 1 m/s |
2. | 2 m/s |
3. | 1 m/s | less than
4. | 2 m/s | greater than
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1. | The acceleration is constant and non-zero. |
2. | The velocity changes suddenly during the motion. |
3. | The velocity is positive throughout. |
4. | All of the above are true. |
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1. | 27 m/s | 2. | 3 m/s |
3. | 8 m/s | 4. | 278 m/s |
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1. | 278 m/s2 | 2. | 98 m/s2 |
3. | 38 m/s2 | 4. | zero |
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1. | is positive and its magnitude increases with time |
2. | is negative and its magnitude increases with time |
3. | is positive and its magnitude decreases with time |
4. | is negative and its magnitude decreases with time |
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