Unit 5 Crossword Puzzle

123456789101112131415161718192021
Across
  1. 2. air moves from an area of high __________ to an area of low ___________
  2. 4. trees release water through their leaves as vapour
  3. 5. the energy we think of as heat
  4. 8. the other main thing that drives the water cycle and most cycles on Earth (3 letters)
  5. 9. once clouds get heavy enough, gravity pulls the molecules back to the ground via snow or rain
  6. 10. one of the two main things that drives the water cycle and most cycles on Earth (7 letters)
  7. 13. the movement of matter due to differences in density
  8. 17. water vapor molecules run into each other and stick together, eventually forming a cloud
  9. 20. water seeps into the soil through this process
  10. 21. the energy of motion
Down
  1. 1. water gains enough energy to leave the liquid form and become water vapor
  2. 3. the layer of the atmosphere that has the ozone layer
  3. 6. the transfer of energy by contact
  4. 7. when an object has more thermal energy, the particles move __________
  5. 11. the layer of the atmosphere that experiences weather
  6. 12. the transfer of energy by waves
  7. 14. water that doesn't sink into the ground flows over the land and towards a body of water
  8. 15. due to the Earth's spinning, wind curves instead of blowing straight from the poles to the equator because of the ___________
  9. 16. when an object has less thermal energy, the particles move ___________
  10. 18. the mass per unit volume of a material
  11. 19. the process by which ice turns directly into water vapor - happening typically in high elevation