Question

example of work against gravity​

Answer 1

Explanation:

(a) Placing a suitcase on a luggage rack involves doing work against gravity. (b) The stored energy is released if the suitcase falls off the rack. So if an object of mass m is raised through a height h, the work done on the object is equal to mgh, and so this amount of energy is transferred to the object.

Answer 2

Answer:

rocket going outside the earth for reaserch

Explanation:

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