GEE 1

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Across
  1. 4. -is the breaking down or dissolving of rocks and minerals on Earth’s surface.
  2. 7. -occurs as a gas which makes up 78 percent of the atmosphere and that forms a part of all living tissues
  3. 8. -is the removal of soluble material from a substance such as soil or rock through the percolation of water.
  4. 10. -It enters the blood from the lungs and travels to the tissues.
  5. 12. -a substance that starts a chemical reaction
  6. 16. -comprises all types of water resources.
  7. 19. -KNOWLEDGE
  8. 20. -Where life operates.
  9. 21. -is the smallest particle of an element that still has the properties of that element
  10. 22. -occurs when there is more water than land can absorb.
  11. 23. -is a common chemical substance on planet Earth.
  12. 25. -is the study of energy
  13. 27. -the sum of all the biochemical reactions in an organism
  14. 28. -is done when force is applied to an object over a distance
  15. 29. -is the ability to do work
Down
  1. 1. -is the outer mantle of the solid earth.
  2. 2. -highly flammable diatomic gas.
  3. 3. -is the main element in organic compounds
  4. 5. -Cultural element
  5. 6. -One of the environmental issue
  6. 9. -the concentration of ions in a solution
  7. 11. -Is a pure substance
  8. 13. -the protective blanket of gases
  9. 14. -is defined as ametabolic process wherein the living cells of an organism obtains energy
  10. 15. -a substance that forms as a result of a chemical reaction
  11. 17. -is anything that takes up space and has mass.
  12. 18. -the state of one who lacks a usual or socially acceptable amount of money or material possessions
  13. 19. -the chemical element of atomic number 16
  14. 24. -Biological element
  15. 26. -is a substance that consists of two or more elements