moon water

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Across
  1. 3. Oil is a natural ****** that is used to power many vehicles and factories.
  2. 4. A fallen tree completely ****** the road, so we had to take a detour.
  3. 7. The brave ****** live and work on the International Space Station for months.
  4. 8. Goods are often ****** across the country by large freight trains.
  5. 9. The smallest particles of a substance are called ****** and are constantly moving.
  6. 10. The volume of the box was measured in ****** meters, describing its three-dimensional space.
  7. 11. The smooth ****** of the lake reflected the tall mountains perfectly.
  8. 12. We must conserve the planet's fresh ****** because it is essential for all life.
Down
  1. 1. Press the pedal to make the race car ****** and increase its speed quickly.
  2. 2. The company switched to ****** methods that don't harm the environment for the future.
  3. 5. It's important to keep ****** clean water when exercising in the heat.
  4. 6. Plants need ****** to perform photosynthesis and make their food.