Author Question: If a star appears to move relative to other stars over a one-year period, this motion is due to the ... (Read 49 times)

mmm · **on:** Jul 27, 2018

If a star appears to move relative to other stars over a one-year period, this motion is due to the star's

A) transverse motion.
B) radial motion.
C) parallax shift.
D) Doppler shift.
E) true space motion.

Question 2

According to modern scientific dating techniques, approximately how old is the solar system?

A) 10,000 years
B) 4.6 million years
C) 4.5 billion years
D) 14 billion years