While ice-skating, you unintentionally crash into a person. your mass is 60 kg, and you are traveling east at 8.0 m/s with respect to the ice. the mass of the other person is 80 kg, and he is traveling north at 9.0 m/s with respect to the ice. you hang on to each other after the collision.

Aform of energy that is reflected or emitted from objects in the form of electrical and magnetic waves that can travel through space. there are many forms of  electromagnetic  energy including gamma rays, x rays, ultraviolet radiation, visible light, infrared radiation, microwaves and radio waves.

+10 that is always the common denominator