Vocabulary Review

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Across
  1. 2. the force that pulls things to Earth
  2. 6. the breaking down of the Earth through weathering
  3. 10. small stones and sand
  4. 11. ____ features have been created by people - buildings, roads, playgrounds, statues
  5. 13. can contribute to over fishing
  6. 14. ____ features often existed before humans- trees, seas, lakes, rivers, mountains
  7. 15. another name for pollutants
  8. 17. all of the living things on Earth
  9. 18. something observable in science
Down
  1. 1. Chesapeake Bay is the largest one in America
  2. 3. the air surrounding the Earth
  3. 4. all of the land on Earth
  4. 5. contributes to dirty air, water, and/or land
  5. 7. a place where animals live
  6. 8. continued exposure to wind, water, or ice leads to erosion over time
  7. 9. water ____ occurs when there is more water than the land can absorb.
  8. 12. all of the water on Earth
  9. 16. when sediments are placed somewhere by wind or water