Chem 1

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Across
  1. 2. process that releases energy into the surroundings
  2. 4. Physical combination of 2 or more substances. Each substance in the mixture retains its own set of chemical and physical properties.
  3. 6. Matter is anything with mass that occupies space.
  4. 7. substances that are formed during the reaction.
  5. 9. Energy of motion
  6. 10. not easily reversed
  7. 12. depends on the amount of matter in the sample
Down
  1. 1. a property that can be observed and measured without changing the material’s composition.
  2. 2. a process that absorbs energy from the surroundings
  3. 3. Chemistry is the study of the composition, structure, and properties of matter and the changes it undergoes.
  4. 5. 2 or more visibly distinct phases, each phase has very different properties.
  5. 7. is the energy possessed by an object due to its position, composition or condition
  6. 8. will change the appearance, without changing the composition of the material.
  7. 10. depends on the type of matter, not the amount present
  8. 11. beginning substances that start a reaction.