Light incident on a surface at an angle of 45 degrees undergoes diffused reflection. at what angle will it reflect?

For which pair of objects would adding the same a

Chemical energy is a form of energy. a. heat b. kinetic c. potential d. electromagnetic

Aparticle moves in the xy plane with constant acceleration. at time zero, the particle is at x = 6 m, y = 8.5 m, and has velocity ~vo = (9 m/s) ˆı + (−2.5 m/s) ˆ . the acceleration is given by ~a = (4.5 m/s 2 ) ˆı + (3 m/s 2 ) ˆ . what is the x component of velocity after 3.5 s? answer in units of m/s.