Science Day - Crossword

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Across
  1. 3. A push or a pull (5)
  2. 4. Body parts that help us move (7)
  3. 6. Green living things that make their own food (6)
  4. 10. The ability of living things to adjust to surroundings (10)
  5. 11. The natural home of an animal (7)
  6. 12. Help given in an emergency before a doctor comes (8)
  7. 13. A tool that makes work easier (7)
  8. 15. The framework of bones in the body (8)
  9. 18. Rules that keep us protected (6)
  10. 19. Unwanted materials that are thrown away (5)
Down
  1. 1. Hard natural materials found in the ground (5)
  2. 2. The natural satellite of Earth (4)
  3. 5. When something becomes different (6)
  4. 7. Living creatures that can move and grow (7)
  5. 8. The ability to do work (6)
  6. 9. A sudden dangerous event (8)
  7. 13. Solid substances found in rocks (8)
  8. 14. Body parts that carry messages to and from the brain (6)
  9. 16. Our planet (5)
  10. 17. An illness that affects the body (7)