1. Even though the Sun is much larger than the Moon, the Sun's effect on
tides is about half that of the Moon. Why is this so? *

A. The Moon was once part of the Earth so it is made of similar materials.

B. The Sun is a ball of gas so it is much hotter than the Moon.

C. The Sun's gravitational force is much greater than that of the Moon.

D. The Sun is much farther from Earth than the Moon is.