PHY 115: Nebular Theory Crossword Name:

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Across
  1. 2. Electrostatic followed by gravity lead to microscopic particles aggregating into much larger objects.
  2. 5. A once uniform object becomes layered by density
  3. 8. Small, normally misshapen object, composed largely of metals or rocks and metals
  4. 10. A measure of the resistance of an object to being accelerated
Down
  1. 1. Imaginary boundary inside of which it was too hot to condense ices (two words)
  2. 3. Small, normally misshapen object, composed largely of ices, left over after accretion
  3. 4. Formation of solid particles out of the nebula
  4. 5. ________ planets did not clear the space around them
  5. 6. We now think that the sun, planets, moons, asteroids and comets all formed from a single huge _________ of gas and dust.
  6. 7. How much space some object takes up
  7. 9. Mass divided by volume