Olympus Mons is a A) shield volcano on Mars. B) stratovolcano ...

[Alygatorr01285]

Olympus Mons is a
 
  A) shield volcano on Mars.
  B) stratovolcano on Mercury.
  C) large lava plain on the Moon.
  D) shield volcano on Venus.
  E) stratovolcano on the Moon.

Question 2

Which detection techniques can find the planet's orbital distance (assuming we know the mass of the star)?
 
  A) only the Doppler technique
  B) only the transit technique
  C) only the astrometric technique
  D) all of these techniques

[ju]

Answer to Question 1

A

Answer to Question 2

D

[Alygatorr01285]

TYSM

[emsimon14]

Thanks for the timely response, appreciate it