Unit 3 Crossword

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Across
  1. 4. A change of matter from one form to another without a change in chemical properties
  2. 5. The amount of matter in an object.
  3. 9. The law the states that mass cannot be created or destroyed in ordinary chemical and physical changes
  4. 10. The smallest unit of an element that maintains the properties of that element
  5. 14. A sample of matter, either a single element or a single compound that has definite chemical and physical properties
  6. 15. Describes something that done no have uniform structure of composition throughout
  7. 16. A measure of the gravitational force on an object.
  8. 18. The ratio of the mass of a substance to the volume of the substance
Down
  1. 1. A property of matter that describes a substance’s ability to participate in chemical reactions
  2. 2. The law that states that energy cannot be created or destroyed but can be changed from one form to another
  3. 3. A change that occurs when one or more substances change into entirely new substances with different properties
  4. 6. A characteristic of a substance that does not involve a chemical change, such as density, color or hardness
  5. 7. A substance made up of atoms of two or more different elements joined by chemical bonds
  6. 8. The amount of space that an object takes up.
  7. 11. Anything that has mass and takes up space.
  8. 12. A substance that cannot be separated or broken down into simpler substances by chemical means
  9. 13. Describes something that has a uniform structure or composition throughout
  10. 17. A combination of two or more substances that are no chemically combined