unit 3 and 4 vocabulary

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Across
  1. 2. A community’s systems for making and exchanging goods and services
  2. 5. When people have enough safe water to be healthy and happy, can care for ecosystems, and are safe from water pollution and extreme weather.
  3. 7. A list of questions created to learn about a certain issue.
  4. 8. A change in typical climate patterns over a long period of time.
  5. 11. A large amount of water on the earth’s surface such as a lake, river, pond, or ocean
  6. 12. The bodies of water, materials, and people that supply safe water to homes and businesses.
  7. 13. The process of water moving between ocean, sky, and land.
Down
  1. 1. Fresh water that is below ground, under layers of rock, clay, or sand.
  2. 3. An approach or plan to achieve a goal.
  3. 4. To make something less serious, extreme, or uncomfortable.
  4. 6. Any harmful material that can make water, soil, or air unsafe.
  5. 9. Accessible to all people in the ways they need to be healthy and happy
  6. 10. A group of living and non-living things that interact in a physical environment.