Chemistry Vocab

123456789
Across
  1. 2. well tested explanation for a broad set of observations
  2. 5. the study of composition of matter and the changes the matter undergoes
  3. 6. representation of an object or event
  4. 8. Using your senses to obtain information.
  5. 9. method logical, systematic approach to to the solution of a scientific problem
Down
  1. 1. anything that has mass and occupies space
  2. 3. proposed explanation for an observation. Experiment a procedure used to test the hypothesis. Independent variable the variable that you change.
  3. 4. law a concise statement that summarizes the results of many observations and experiments.
  4. 7. chemistry the study of things containing carbon