Click on the button in front of the correct answer.

• 1) Most meteoroids that come to earth's atmosphere do not reach earth's
  surface.
  True   False
• 2) A piece of stone and/or iron traveling through space that moves
  through the earth�s atmosphere is
  

  planet
  moon
  meteor
• 3) A meteoroid is
  

  a meteor before it enters earth's atmosphere
  a meteor from another galaxy
  a meteor that causes a great deal of destruction
• 4) The reason most meteoroids do not reach the earth's surface is that they
  

  bounce off earth's atmosphere and go back into space
  burn up due to friction as they enter earth's atmosphere
  become a liquid and form clouds