matter and changes

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Across
  1. 2. is anything with mass that occupies space.
  2. 4. a property that can be observed and measured without changing the material’s composition.
  3. 5. will change the appearance, without changing the composition of the material.
  4. 10. depends on the type of matter, not the amount present
  5. 12. is the energy possessed by an object due to its position, composition or condition
  6. 13. All chemicals processes are accompanied?
  7. 14. depends on the amount of matter in the sample
  8. 15. substances that are formed during the reaction.
Down
  1. 1. process that releases energy into the surroundings
  2. 3. energy of motion
  3. 6. is the study of the composition, structure, and properties of matter and the changes it undergoes.
  4. 7. Very high Kinetic Energy – particles collide with enough energy to break into charged particles (+/-).
  5. 8. Physical combination of 2 or more substances. Each substance in the mixture retains its own set of chemical and physical properties.
  6. 9. substance that is currently a gas, but normally is a liquid or solid at room temperature.
  7. 11. beginning substances that start a reaction.