Question

15 points - Which of the following is an indication that a planet may exist near a distant star?

A) The star varies in temperature
B) The star has a very slight back and forth motion
C) It has a very strong gravity
D) Radio wave activity increases near the star
I am guessing B

Answer 1

Hi there,

The answer to your question should be B.The star has a slight back and forth motion.

Your guess is correct.