Chemistry

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Across
  1. 3. Because the nucleus has protons, it has a __ charge.
  2. 4. These negative particles are responsible for forming bonds between atoms.
  3. 7. __ energy must be obtained for a reaction to start.
  4. 9. __ reactions result in broken down, smaller molecules.
  5. 11. High energy molecules used for energy and regulating water movement.
  6. 12. The __ measures H+ concentrations, identifying substances as acids or bases. (2 words)
  7. 14. __ involve sharing/taking two electrons, creating a much stronger interaction. (2 words)
  8. 18. Any substance with balanced charges.
  9. 19. A __ value on the pH scale means the substances is acidic.
  10. 21. The shape of the __ determines if the enzyme will function or not with its substrate. (2 words)
  11. 23. A general __ is a single unit that can make a larger polymer.
  12. 26. __ bind together to form a larger nucleic acid.
  13. 30. __ occurs from cohesion between molecules holding water tightly, forming bubbles. (2 words)
  14. 31. A __ like Na+ will form when sodium loses an electron.
  15. 32. A __ is easily broken down by the body for a quick source of energy.
  16. 35. Water is __ because it lacks carbon.
  17. 36. An organism's __ is what it uses to breakdown food for energy.
  18. 37. The __ variable is what you measured during your investigation.
  19. 38. A long chain of __ will form proteins. (2 words)
  20. 39. These store genetic information. (2 words)
  21. 40. Water can regulate the temperature of organisms and the environment because of its high __. (2 words)
  22. 41. The __ is what binds to the active site of an enzyme, then the reaction can take place.
Down
  1. 1. High temperatures can __ proteins because it causes their shape to change.
  2. 2. Sweating helps regulate your body temperature, making it an example of __.
  3. 5. __ allow water to form all of its properties and behave in unique ways. (2 words)
  4. 6. __ occurs when water uses adhesion and cohesion to climb up small tubes inside of trees to reach their leaves. (2 words)
  5. 8. A __ value on the pH scale means the substance is basic.
  6. 10. The __ is critical because you must be able to compare your results with it to know what causes the observed changes. (2 words)
  7. 13. Your __ states what you think will happen in the investigation and the experiment will either support it or not.
  8. 15. A __ inhibitor will attach to an enzyme, but not at the active site. This causes the enzyme to become denatured and no long work correctly.
  9. 16. A __ bond forms between Oxygen & Hydrogen when they share their electrons to form water.
  10. 17. Any substance with uneven charges.
  11. 19. Because of its hydrogen bonds, water becomes __ when ice crystals form as air is trapped between the bonds. (2 words)
  12. 20. A __ inhibitor will bind to the active site before the substrate, stopping the reaction completely.
  13. 22. A __ will dissolve another substance (a solute).
  14. 24. All organic molecules contain both carbon and hydrogen.
  15. 25. The __ go into a reaction and the products come out.
  16. 27. When Chlorine gains an electron, it becomes an __.
  17. 28. An atom's nucleus is where the protons and neutrons are located.
  18. 29. An __ bond forms when an atom takes an electron from another atom.
  19. 33. __ reactions are responsible for building things like protein in the body.
  20. 34. The __ variable is what you chose to test during your investigation.