Unit 5 Vocabulary Review

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Across
  1. 3. ...water (two words, no space) A source of freshwater that is found underground; makes up about 30% of the freshwater on Earth
  2. 6. water Composes 97% of the water on Earth; mostly found in oceans
  3. 9. The process used to remove salt from saltwater to make it drinkable.
  4. 11. Any waste product or contamination that harms or dirties an ecosystem
  5. 13. All of Earth’s fresh and saltwater, in all states of matter
  6. 14. The collection of rocks, minerals and solid other parts of Earth
  7. 16. Resources that are used up faster than they can be replaced by natural processes.
  8. 17. To use the materials in old products to make new products
Down
  1. 1. A significant amount of time with little to no rain
  2. 2. The type of water used for growing food
  3. 4. Resources that are able to be replaced by natural processes in a reasonably short amount of time.
  4. 5. To preserve or protect an ecosystem or resource
  5. 7. The collection and mixture of gasses that surrounds the planet
  6. 8. water Composes only 3% of the water on Earth; found in rivers, lakes, glaciers, and groundwater
  7. 10. ...water (two words, no space) A source of freshwater that is composed of rivers and lakes; makes up about 1% of the freshwater on Earth
  8. 12. The type of water used for creating products such as clothing and electronics
  9. 15. A source of freshwater on Earth; although it makes up about 69% of the freshwater on Earth, it is inaccessible as drinking water because it is frozen.