force - A push or pull that makes an object move, stop, change speed, or change direction., motion - An object's direction and speed., acceleration - A force that causes an object to increase speed., push - A force that causes an object to move away from the applied force., pull - A force that causes an object to move toward the applied force., friction - A force created by two objects sliding against each other., gravity - A force that pulls two objects toward each other., speed - The measure of how fast an object is moving.,

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