Crossword #11 - Easy

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Across
  1. 3. Government where people vote to choose leaders
  2. 6. The bony framework that supports the human body
  3. 8. The gas we breathe to stay alive (makes up ~21% of air)
  4. 9. The largest planet in our solar system
  5. 10. How plants use sunlight to make their own food
Down
  1. 1. A mountain that erupts with lava, ash, and gases
  2. 2. All the living and non-living things interacting in an area
  3. 4. A comparison that says one thing is another (e.g., "Time is a thief")
  4. 5. One of the seven very large areas of land on Earth
  5. 7. Ancient Egyptian tomb shaped like a giant triangle