Use Newton's first law of motion to explain why a basketball rolls across the court. _

A basketball rolls across the court by the force of a human pushing or the wind. It will stay in motion until acted on by another force like another player or a wall.

the answer is a) cell division.

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before, trains worked using the steam engine. thus, it uses heat so it is crucial to apply heat balance. the steam engine absorbs energy during the stage of boiling water. so, this is the endothermic reaction. when the steam is used to work the piston, it has to release this energy through running the train. the excess energy is released as an exhaust to the chimney. this is the exothermic process because it releases energy to the surroundings.