Answer:
As investigated by Sir Isaac Newton,the white light contains all colours of light.
This shorten by a term rainbow colours.
Answer:
15? I actually don't know
Answer:
Explanation:
Given
Two projectile is fired vertically upward
One has 4 times the mass of other
When Projectile is fired their trajectory is independent of mass of object. Also if they launched with same speed then both achieved same maximum height in same time and will hit the ground at the same moment.