Author Question: The Sun appears to rotate only because Earth is revolving about the Sun. a. True b. False ... (Read 63 times)

washai · **on:** Jul 27, 2018

The Sun appears to rotate only because Earth is revolving about the Sun.

a. True
b. False
Indicate whether the statement is true or false

Question 2

What are Kepler's three laws?

What will be an ideal response?

Viet Thy · **Reply #1 on:** Jul 27, 2018

Answer to Question 1

False

Answer to Question 2

(1) The orbits of the planets are ellipses with the Sun at one focus.
(2) A line from a planet to the Sun sweeps over equal areas in equal intervals of time.
(3) A planet's orbital period squared is proportional to its average distance from the Sun cubed.