Science

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Across
  1. 4. when water becomes water vapor
  2. 5. what makes things fall
  3. 7. when a warm air mass ramps up a cold air mass
  4. 8. mass divided by volume
  5. 10. this comes cows when they die
  6. 11. when water is collected into a reservoir
  7. 12. this energy comes from the sun
  8. 14. when two cold air masses shove up a warm air mass
  9. 15. a passage underground where water travels through
Down
  1. 1. when water vapor becomes a cloud
  2. 2. when water evaporates from plants
  3. 3. when a cold air mass shoves a warm air mass
  4. 6. when water goes down mountains
  5. 9. when two fronts collide and stay there
  6. 13. the vocab word for rain, hail, snow, or sleet