If the Sun passes almost in front of the center of our Milky Way ...

[segrsyd]

If the Sun passes almost in front of the center of our Milky Way Galaxy, it does so
 
  A) once a year. B) once a day.
  C) only in 2012, at the end of the Mayan calendar. D) once a month.

Question 2

The formation of carbon requires a core temperature of about 100 million K, but iron takes much higher temperatures and pressures.
 
  Indicate whether the statement is true or false

[livaneabi]

Answer to Question 1

A

Answer to Question 2

TRUE

[segrsyd]

TYSM

[irishcancer18]

Gracias!