Old stars are poor in heavy elements because there were very few ...

[brutforce]

Old stars are poor in heavy elements because there were very few previous generations of stars before the old stars formed.
 
  a. True
  b. False
  Indicate whether the statement is true or false

Question 2

Which of the following energy transport processes involves mass motions of material?
 
  a. radiation b. conduction
  c. convection d. All of the other choices are correct.

[raenoj]

Answer to Question 1

True

Answer to Question 2

c

[brutforce]

Thanks for the timely response, appreciate it

[patma1981]

Gracias!