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Which of the following cases is the object in free fall? 1. An object dropped from a certain height. 2. An object is thrown upward or an object thrown downwards from the top of a tower. 3. An object in the aircraft flying at constant speed. 4. An object in a car accelerating at 9.8 m/s2 on the road. |
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Answer» Which of the following cases is the object in free fall? 1. An object dropped from a certain height. |
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