Tidal forces are very important to the Algol system today, but ...

[kellyjaisingh]

Tidal forces are very important to the Algol system today, but were not important when both stars were still on the main sequence. Why not?
 
  A) Main-sequence stars in a system like the Algol system are small compared to their physical separation.
  B) Main-sequence stars are too big to be affected by tidal forces.
  C) Main-sequence stars are too massive to be affected by tidal forces.
  D) Main-sequence stars are unaffected by tidally-induced mass transfer.

Question 2

Modern astronomers have observed the complete life cycle for many stars, making stellar evolution one of the best-tested astronomical theories.
 
  Indicate whether the statement is true or false

[nekcihc358]

Answer to Question 1

A

Answer to Question 2

FALSE

[kellyjaisingh]

Excellent

[JaynaD87]

Gracias!