According to newton’s first law of motion, what is required to make an object at rest move

To make an object at rest move you would need to apply force to the object.

Newton's first law states that an object will remain at rest or move at a constant speed in a straight line unless it is acted on by an unbalanced force.

c because the action was the roller coaster reaches bottom of hill (action) reaction would be blood tends to drain away from head

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