Answer:
black will be hotter because black paint absorbs light and white reflects it.
It’s coming in contact with more air molecules than I would if it was in a ball because there is less surface area
It makes the data thet they collect more reliable so if they need the data again, they have already tested it a few times so therefor they know that it is right.
Air resistance doesn't appear in the formula for gravitational force, because it doesn't affect it. Mass does because it does.
Its C because if it is a low frequency it will not change much so it will be a longer wavelength and the higher the frequency the shorter the wavelength
