Gravitational time dilation can be observed in the spectra of ...

[imanialler]

Gravitational time dilation can be observed in the spectra of atoms on the surface of the Sun.
 
  Indicate whether the statement is true or false

Question 2

The presence of channels carved out on the slopes of Martian volcanoes is consistent with
 
  A) recent wind erosion
  B) the action of plate tectonics
  C) the existence of past underground pockets of water
  D) recent impacts

[taylorsonier]

Answer to Question 1

TRUE

Answer to Question 2

C

[imanialler]

Thanks for the timely response, appreciate it

[rachel]

Excellent