4. a racehorse runs 1500m full circle in a racetrack ad returning to start. what is the dispacement of the horse?

a. 0 meters
b. -1500 m
c. -1600 m
d. 300 meters south

Suppose you were asked to find the torque about point p due to the normal force n in terms of given quantities. which method of finding the torque would be the easiest to use?

The necleus of an atom is made up of what subatomic particles?

Matter is needed to transfer thermal energy bya. conductionb. convectionc. radiation d. both a & b.