Technician A says that faulty heater operation can be caused by a faulty engine cooling system. Technician B says that a complaint of insufficient heat can be caused by someone not filling a cooling system properly. Who is correct?
a) technician a only
b) technician B only
c) both technicians A and B
d) neither technician A nor B

Greg drew a diagram to compare two of the fundamental forces. which labels belong in the areas marked x, y and z? gravitational force electromagnetic force x. attractive y repulsive z: infinite range x: infinite range y attractive z. repulsive x. always attractive y: infinite range z: attractive or repulsive x. attractive or repulsive y infinite range z: always attractive

What does si stand for,when referring to a system of measurement

The release of energy by the nucleus of atom as a result of nuclear fission is radiant energy true false