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### 8 Cards in this Set

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• Back
 What is a force A push or a pull What is friction Friction arises from the fact that objects and surroundings are perfectly smooth What is an unbalanced force When the total force of an object is more in one direction, the force is called unbalanced What does an unbalanced force do An unbalanced force changes the motion of an object A force can cause objects to... start moving stop moving or change direction Friction can cause a moving object to slow down and finally stop what happens when 2 forces are pushing in the same direction When 2 forces are acting in the same direction they add by means of addition Friction is a... force that acts in a direction opposite to the motion of the moving object