ChemisTry

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Across
  1. 4. The process plants use to make food .
  2. 6. The pH of a neutral solution.
  3. 8. The metal in group 1 of the periodic table .
  4. 10. A type of renewable energy source.
  5. 12. A push or pull acting on an object.
  6. 13. A reaction that absorbs energy.
  7. 18. The term for organisms that feed on dead matter .
  8. 19. The planet we live on.
Down
  1. 1. The state of matter that has a definite shape.
  2. 2. The smallest unit of an element.
  3. 3. The transfer of heat through a solid .
  4. 5. The process by which plants lose water vapor.
  5. 7. The element with atomic number 12 .
  6. 9. The first level in a food chain.
  7. 11. The main gas transported by red blood cells
  8. 14. The process of water turning into gas.
  9. 15. The organ that pumps blood through the body.
  10. 16. The type of bond formed by the sharing of electrons .
  11. 17. The part of the brain controlling balance and coordination.