The Moon|The Stars

One can live and work in a town wothout being aware of the daily march of sun across the sky without underline("never") scing the moon and stars.

In each of questions, choose the Venn-diagram which best illustrates the relationship among three given items? Sun , Moon, Stars

Draw a diagram showing the orbit of Earth and the orbit of Earth's Moon. Label the Sun, Earth, the Moon, Earths' orbit, and the Moon's orbit.

An isolated triple star systerm consists of two identical stars, each of mass m and f fixed star of mass M . They revolve around the central star in the same circular orbit to radius r . The orbiting stars are always at opposite ends of a diameter of the orbit. The time period of revolution of each star around the fixed is equal to:

Moon is