7th Science MidTerm Important Vocabulary

123456789101112131415161718192021222324252627282930
Across
  1. 1. a bond formed between a metal and a nonmetal
  2. 2. a testable guess or prediction about the outcome of an experiment
  3. 4. the electric charge of a neutron
  4. 7. data that is not able to be described with numbers
  5. 9. what goes into a chemical reaction
  6. 12. _ electrons are electrons that are in the outermost energy level
  7. 16. the number of protons in an atom
  8. 17. when a solid changes to a liquid
  9. 22. the law of _ of mass says that matter can neither be created nor destroyed
  10. 23. a _ is when two or more elements combine chemically
  11. 25. the factor in an experiment that is being measured (2wds)
  12. 28. a neutral atom has the same number of these as protons
  13. 29. anything that has mass and takes up space
  14. 30. the unit of measurement for volume
Down
  1. 1. the factor in an investigation that is being changed (2wds)
  2. 3. the atomic number of vanadium
  3. 5. a component of an atomic nucleus with a positive electrical charge
  4. 6. data that is able to be represented with numbers
  5. 8. other than plasma, this is the state of matter with the most energy
  6. 10. the result of adding the number of protons and neutrons (2wds)
  7. 11. the vertical groups on the periodic table that share common properties, aka families
  8. 13. a _ is two or more substances that are physically combined
  9. 14. a bond formed between two nonmetals
  10. 15. a substance with a pH of <7
  11. 18. the state of matter with the lowest amount of energy
  12. 19. the state of matter with no fixed shape or volume
  13. 20. how temperature changes when going from a solid to a liquid
  14. 21. the number of hydrogen atoms in CH4
  15. 24. what goes on the right side of a chemical equation
  16. 26. elements on the left side of the periodic table
  17. 27. number of neutrons in an aluminum atom