A car with a mass of 1. 2 Ă— 103 kilograms starts from rest and attains a speed of 20 meters/second in 5 seconds. What net force acted on the car to cause that acceleration? A. 3. 0 Ă— 102 newtons B. 6. 0 Ă— 102 newtons C. 1. 2 Ă— 103 newtons D. 4. 8 Ă— 103 newtons E. 1. 2 Ă— 104 newtons.

radiation warms things up temp rises convection currents air circ windy weather

blue light is scattered in different directions by the tiny molecules of air. blue is scattered more than other colours because it has a shorter distance to travel which results in smaller waves. this is why we see a blue sky most of the time.