Author Question: Which planet can we see occasionally transit across the face of the Sun? A) Mercury B) Mars C) ... (Read 53 times)

amal · **on:** Jul 27, 2018

Which planet can we see occasionally transit across the face of the Sun?

A) Mercury
B) Mars
C) Jupiter
D) Uranus
E) all of the above

Question 2

Why has direct imaging found so few exoplanets?

A) Direct imaging is only possible using military satellites.
B) Direct imaging only works if the planet is orbiting a brown dwarf.
C) Only a few attempts have been made to directly image an extrasolar planet.
D) Exoplanets are faint and are usually close to their parent stars.