The reason that most extrasolar planets discovered by the transit ...

[joe]

The reason that most extrasolar planets discovered by the transit technique are found close to their parent stars is
 
  A) the closer to a star, the hotter and therefore brighter the planet is.
  B) they transit more frequently, and have thus been more likely to be detected in the short time we have been searching for them.
  C) the wavelength shift of the star's spectrum is larger.
  D) planets that are close to a star are heated up and therefore larger.
  E) more of the starlight is blocked by the planet when it transits the star.

Question 2

What process has shaped Earth's surface more than any other?
 
  A) impact cratering
  B) wind erosion
  C) acid rain
  D) volcanism
  E) plate tectonics

[ryrychapman11]

Answer to Question 1

B

Answer to Question 2

E

[joe]

TYSM

[Chelseyj.hasty]

Gracias!