The gravitational force of the moon is one ten-millionth that of earth, but when you combine other forces such as the earth's centrifugal force created by its spin, you get tides. The sun's gravitational force on the earth is only 46 percent that of the moon.
If you were doing a block of text you would normally do double spacing and in this case, using same margins and same font you would get an average of 480 words, but with normal text the norm is usually around 300 words to a page. Not enough parameters to answer.
Quick Answer. The amount of words on a double-spaced page varies depending on a number of factors, including the margins and font. On average, there are about  275 words on a double-spaced page. This assumes 1-inch margins, a 12-point font size, Arial font, and an 8.5-inch by 11-inch page size.