Author Question: Astronomers have not yet been able to detect planets outside our solar system. Indicate whether ... (Read 21 times)

Shelles · **on:** Jul 27, 2018

Astronomers have not yet been able to detect planets outside our solar system.

Indicate whether the statement is true or false

Question 2

Which of the following statements about parallax is not true?

A) The existence of stellar parallax is direct proof that Earth orbits the Sun.
B) You can demonstrate parallax simply by holding up a finger and looking at it alternately from your left and right eyes.
C) Ancient astronomers were unable to measure parallax and used the absence of observed parallax as an argument in favor of an Earth-centered universe.
D) Measurement of stellar parallax allows us to determine distances to nearby stars.
E) The technique of stellar parallax was used by Hubble to determine that the Andromeda Galaxy (M 31 ) is about 2 million light-years away.