Answer:
Friction is a force that always opposes all motion; it always acts in a direction exactly opposite to that in which an object is moving (or trying to move), and typically comes when the surface rubs or drags against another as it moves.
Explanation:
The procedure that Joanne's doctor would suggest to repair her breasts is a plastic surgery. Since she is now healthy, and tumor-free, she wants to have beautiful breasts again and the doctor believes that plastic surgery is going to help her. It will reconstruct her breasts and make them look "normal" again, the way they were before the operation to remove her tumor.
Answer:
By keeping a safe distance and watching their speed.
Answer:
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