The Jovian problem is that gas and dust disks may not last long ...

[khang]

The Jovian problem is that gas and dust disks may not last long enough for Jovian planets to form by accretion and then by gravitational collapse.
 
  a. True
  b. False
  Indicate whether the statement is true or false

Question 2

Debris disks are cold dust disks around main-sequence stars that are produced by collisions among planetesimals.
 
  a. True
  b. False
  Indicate whether the statement is true or false

[BUTTHOL369]

Answer to Question 1

True

Answer to Question 2

True

[khang]

Thanks for the timely response, appreciate it

[nguyenhoanhat]

Excellent