A car that is initially moving to the left with a velocity of -15 m/s is pushed by a 12 N force as it moves from 20 meters to 7 meters. How much work is done to the car by this force?

6 cos 34, 6 sin 34 trig

1 the 4 is sig

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.