Science crossword

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Across
  1. 2. – A substance that helps protect the body from diseases.
  2. 6. – The force that pulls objects toward the Earth.
  3. 7. – A material that does not allow electricity to pass through it easily.
  4. 9. – A force that opposes motion when two surfaces rub together.
  5. 10. – An organism such as mushrooms, yeast, or mould.
  6. 13. – An instrument used to see tiny objects that cannot be seen with the naked eye.
  7. 16. – The body's natural ability to fight diseases.
  8. 18. – A source of electrical energy.
  9. 19. – A force that moves an object away from you.
  10. 20. – An object that attracts iron and some other metals.
Down
  1. 1. – A push or pull acting on an object.
  2. 3. – A material that allows electricity to pass through it.
  3. 4. – The practice of keeping yourself and your surroundings clean.
  4. 5. – Tiny living organisms; some are helpful while others can cause diseases.
  5. 8. – A very small germ that can only grow inside a living cell.
  6. 11. – The process of getting the food needed for good health and growth.
  7. 12. – A closed path through which electric current flows.
  8. 14. – Physical activity that helps keep the body healthy and fit.
  9. 15. – A tiny living thing that can only be seen with a microscope.
  10. 17. – The movement of an object from one place to another.