What is the net force on a car if the force of friction is 15 n and the forward force due to the engine is 20 n?
a. 5 n backwards
b. 5 n forwards
c. 35 n backwards
d. 35 n forwards

You want to lose weight and have been trying to decide which type of fad diet is best for you. you ask your doctor, who responds that a. fad diets are a temporary fix but generally don't have any side effects b. fad diets can be used several times a year to maintain a healthy weight c. fad diets can be risky for your health and, in the long run, do not work d. fad diets should never be used one right after the other; there should be a break between them select the best answer from the choices provided. a b c d

Robin is swinging back and forth from a trapeze. in which of the following situations is his kinetic energy being transformed into potential energy

Suppose you hit your hand against the edge of table. using newton’s third law of motion why does my hand hurt? explain