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Across
  1. 2. Warmth or hotness.
  2. 3. A person.
  3. 5. A test done by a scientist to learn something new.
  4. 10. The study of the natural world.
  5. 11. Something that lets us see (like light from the sun or a lamp).
  6. 13. What you find out at the end of an experiment.
  7. 16. A push or a pull that moves something.
  8. 17. What something is made of (like wood, plastic, or metal).
Down
  1. 1. All the plants, animals, and things not made by people.
  2. 4. A living thing that can move around (like dogs, birds, and fish).
  3. 6. A living thing that grows in the earth and needs water and light (like trees and flowers).
  4. 7. To check how something works.
  5. 8. Power that makes things move or work (like electricity).
  6. 9. A person who studies science.
  7. 12. Something like air that is not a solid or a liquid.
  8. 14. A room where scientists work and do tests.
  9. 15. Something hard that keeps its shape, like a rock or a piece of ice.
  10. 17. To put different things together.
  11. 18. Something wet that flows, like water or milk.