If you converted 1 kilogram of matter completely into energy, how much energy would you create?

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.

490 n  f=125n a=2.5m/s2