Arabbit hears the cry of an owl. it responds by freezing in place, completely motionless. which of the rabbit's systems must coordinate for the rabbit to respond with this behavior? nervous system auditory system olfactory system muscle system digestive system

Point charges q1 = 51 µc and q2 = −27 µc are placed 1.0 m apart, with q2 on the right. what is the force (in n) on a third charge q3 = 19 µc placed midway between q1 and q2? (assume the positive direction is to the right. indicate the direction with the sign of your answer.)