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5 Written questions

5 Multiple choice questions

  1. rocky remnant of early solar system
  2. piece of interplanetary material that falls to earth
  3. small fragment that fell to earth and struck surface
  4. cool, light colored cloud that rises
  5. warm dark-colored cloud that sinks

4 True/False questions

  1. perihelionpoint in orbit farthest from the sun

          

  2. retrograde motionpoint nearest the sun

          

  3. aphelionpoint nearest the sun

          

  4. planetesimalsobject in space built of solid particles that can merge to form planets