Investigation 6 & 7

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Across
  1. 2. raindrops freeze after they hit the ground and other surfaces
  2. 3. usually a sighn of fair weather
  3. 4. ice pettelts add layers of ice as they are carried up and down in a storm cloud
  4. 5. water that condenses from the air onto a cold surface
  5. 6. clouds that form in flat layers
  6. 7. water vapor in a cloud converted directly into ice crystals
  7. 8. may produce rain or snow
  8. 10. the temperature at wich condensation begins
Down
  1. 1. any form of water that falls from clouds and reaches Earth's surface
  2. 3. process by which molecules of water vapor become liquid water
  3. 9. raindrops freeze into tiny particles of ice as they fall through the air