Earth Science
Across
- 1. thick haze caused by sunlight on polluted air
- 4. moving around another object
- 6. state of the atmosphere at a certain place and time
- 8. motion motion that seems to be happening but isn’t
- 10. force that pulls one object towards another
- 12. water and pollutants that flow from the land by water
- 15. a huge, slow-moving mass of ice
- 16. how the moon appears from earth
- 18. a group of stars that form a particular shape in the sky and has been given a name
- 19. the movement of rock or soil caused by wind, water, or ice
- 21. resources materials that may run out because they cannot be replaced quickly
- 23. careful use and protection of natural resources
- 24. a ball of hot gases that gives off light and energy
- 28. energy resources an energy source that is not being replaced quickly enough and will run out (coal, gas, oil)
- 29. reefs an ocean ridge made up of coral that is home to many small animals
- 30. spinning around on an axis
- 33. energy resources an energy source that is constantly being replaced and won’t run out (sun, wind, water)
- 34. the path a revolving body takes
- 35. contains all of the gases in the air
- 36. contains all of the living things on Earth
- 37. changes from a gas to a liquid
Down
- 1. junk material left behind by humans in outer space
- 2. pattern of the weather in an area over a long period of time
- 3. plants growing in an area
- 4. using materials again
- 5. forests growing trees and other plants grown on tall buildings
- 7. contains all of the Earth’s liquid
- 9. changing from a liquid to a gas
- 11. shadow area on the dry side of a mountain where little rain falls
- 13. water held under ground, in the soil and between rocks
- 14. currents steady flows of ocean water
- 17. removal of all trees within an area
- 20. the laying down of sediment and rock in new places
- 22. imaginary line running through the north and south poles
- 25. the science or activities of cultivating soil, producing crops, and raising livestock
- 26. the complete motion of one object around another object
- 27. a strong wind that changes direction with the seasons causing wet and dry seasons
- 31. contains all of the Earth’s rock
- 32. resources materials that will not run out because they are continually being replaced