Avector has an x-component of length 3 and a y-component of length 4. what is the angle of the vector? (hint: use the inverse tangent.) a. 53.1 b. 48.6 c. 36.9 d. 76.0

Write short note on the following ; collision theory, rotation angle and angular velocity, centripetal acceleration, coriolis force, and newton's law of gravitation.

70 give a real life example showing how sensory neurons work with the motor neurons

During cooling, the kinetic energy of the molecules falls. why does this happen? a.the motion of the molecules increases. b. the motion of the molecules slows down. c.the van der waals forces between molecules decrease d. the forces of attraction between the molecules are overcome.