To reach the nearest known exoplanet using current technology ...

[laurencescou]

To reach the nearest known exoplanet using current technology would take:
 
  A) a matter of months.
  B) 4.4 years.
  C) about a century.
  D) about 40,000 years.
  E) close to a million years.

Question 2

Which statement about seismic waves is FALSE?
 
  A) Both S and P waves can be detected by seismographs.
  B) Close to the epicenter, both S and P waves can be recorded.
  C) P waves travel faster, so the gap between their arrival times gives the source's distance.
  D) Only P waves can be detected in the shadow zone.
  E) S waves are blocked by the fluid outer core and cannot be observed on the other side of the planet from the epicenter.

[wilsonbho]

Answer to Question 1

D

Answer to Question 2

D

[laurencescou]

Excellent

[6ana001]

Gracias!