If a light-emitting object is moving away from you, you observe ...

[azncindy619]

If a light-emitting object is moving away from you, you observe its wavelengths to be ________ its wavelengths if it were at rest.
 
  a. longer than
  b. shorter than
  c. the same as

Question 2

Earth's orbit is nearly circular, varying by only a few percent in distance from the Sun over one orbital period.
 
  a. True
  b. False
  Indicate whether the statement is true or false

[vickyvicksss]

Answer to Question 1

a

Answer to Question 2

True

[azncindy619]

Gracias!

[tranoy]

Excellent