Answer:
White light has all colors inside of it
Explanation:
White light has all colors inside of it, the colors cancel each other and if the background was white it would be harder to see but with a colored background It would be easy to spot.
Answer: either A or D but i'm pretty sure that it's D
Explanation:
Answer:
When we move the block on the ramp, the friction force is the force which opposes its motion.
Explanation:
When we apply force in the forward direction, the block moves horizontally on the floor or ramp. The force which oppose the motion of the block is known as force of friction. When the block is at rest, static friction act upon it which prevent the block from movement but when the block start motion, this static friction replace by the kinetic friction which opposes the moving body and reduce the speed.
The drywall company in China. This is because they sold a faulty product that was not labeled as dangerous which lead to objective health symptoms and can be prosecuted for the damage.