The coronal gas in the interstellar medium has very high temperatures similar to the Sun's corona. ...

The coronal gas in the interstellar medium has very high temperatures similar to the Sun's corona.
 
  a. True
  b. False
  Indicate whether the statement is true or false

Question 2

The Kepler mission has found a lot more of ______________ than Earth-like extrasolar planets.
 
  Fill in the blank(s) with correct word

Question 3

X-rays come from certain regions of the interstellar medium because gas molecules in those regions are at a very high density.
 
  a. True
  b. False
  Indicate whether the statement is true or false

Question 4

According to the solar nebula theory, Earth and the other planets of the Solar System formed billions of years ago as the Sun _______________ from a cloud of interstellar gas and dust.
 
  Fill in the blank(s) with correct word