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5 Written questions

5 Multiple choice questions

  1. point nearest the sun
  2. small, eccentrically orbiting body made of rock and ice
  3. a planet's backward motion in the sky
  4. average distance from earth to sun 1.5 x 10 to the 8th km
  5. piece of interplanetary material that falls to earth

4 True/False questions

  1. meteoritestreak of light produced when meteoroid falls to earth


  2. precessionwobble in Earth's rotational axis/tilt


  3. eccentricitysmall fragment that fell to earth and struck surface


  4. planetesimalswobble in Earth's rotational axis/tilt


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