What are the two forces that we use to move objects?, What force do you apply to close your book?, What force do you apply to open the courtain?, Mention the 3 types of forces: Fr_____, ma_______ and gr________., What force is involved when an apple falls from a tree ?, What force is involved when you stop a car?, What force is involved with the magnets of the refrigerator?, Can forces change the shape of an object?, What happens when you push clay?, What happens when you pull clay?, Force can change the speed of an object?.

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