Author Question: Other planetary systems are detected by a wobbling of the star as a consequence of ______________ ... (Read 41 times)

jessicacav · **on:** Jul 28, 2018

Other planetary systems are detected by a wobbling of the star as a consequence of ______________ effects of a planet.
Fill in the blank(s) with correct word

Question 2

If a ray of light passes from air into glass, the angle of incidence will be
a. less than the angle of refraction.
b. sometimes greater and sometimes less than the angle of refraction.
c. greater than the angle of refraction.
d. equal to the angle of refraction.