A ball is pushed from a stop and rolls 6 m in 2s. Student A says the average speed of the ball is 3m/s. Student B says the average speed of the ball is 1.5 m/s which student isn't correct? Explain your answer.

0.93xc=0.93x3x10^8m/s

2.54cm is 1 inch

360seconds i 1 hr

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.