RosiePapaya RosiePapaya 16-02-2017 Physics contestada NO ONE KNOW HOW TO DO THIS !!!!!!!!!!!!!!!!!!! HELPPPPPPPPPP, I AM DYING A) List two instances when increasing friction is desirable. B) List two instances when decreasing friction is desirable. SOMEONE PLZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ!!!