Author Question: Red and blue in redshift and blueshift refer to color. a. True b. False Indicate whether the ... (Read 46 times)

nmorano1 · **on:** Jul 27, 2018

Red and blue in redshift and blueshift refer to color.

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

Question 2

Tycho's universe was the same as the Copernican universe except that

a. Earth did not move.
b. the Sun did not move.
c. the Moon orbited the Sun.
d. the orbits were elliptical with the Sun at one focus.
e. the orbits followed uniform circular motion.