wildlife education

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Across
  1. 3. is a silvery-gray, soft, malleable rare earth metal with atomic number 65
  2. 5. is burned create electricity
  3. 8. 600Bc was transported through bamboo pipelines
  4. 9. helps boost serotonin, a chemical in your brain that can give you more energy and help keep you calm, positive, and focused
  5. 10. is a fossil fuel primarily composed of methane, considered one of the cleanest burning fossil fuels
Down
  1. 1. filter water through soil and plants, providing clean drinking water to rivers and lakes.
  2. 2. provide clean air and wate, and act as natural filters to prevent pollution from entering the water system.
  3. 4. only 10 make up 95% of the worlds crust
  4. 6. helps by lowering the risk of heart disease, improving brain function, supporting bone health, and boosting the immune system
  5. 7. is used in rocket launches and space expeditions.