What happens when an object is dropped? a. its velocity at 2 seconds is 19.6 m/s. b. its velocity at 2 seconds is 9.8 m/s. c. its velocity at 2 seconds is 20 km/h. d. its velocity at 2 seconds is 22 mph.

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The slope of a velocity time graph over any interval of time gives the during that interval

Complete the sentence to describe the law of conservation of energy. the law of conservation of energy states that energy cannot be created