Match each force abbreviation to the correct description. fg fp ff fn force exerted by a push or pull. support force at a right angle to a surface. also known as an object's weight. force that comes from a resistance to motion.

radiation

explanation:

heat is transmitted by radiation

blue light is scattered in different directions by the tiny molecules of air. blue is scattered more than other colours because it has a shorter distance to travel which results in smaller waves. this is why we see a blue sky most of the time.

the answer is c. the lower legs are levers, and the knees are fulcrums. the ankles hold the loads.