If a car stopped then accelerates at 25m/s2 for 2 seconds what is the final velocity of the car?

The velcocity equals acceleration times time
which is 50 ms per sec

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.