science volcabulary

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Across
  1. 2. particles are tightly packed
  2. 3. the amount of force exerted per unit area of a surface
  3. 4. amount of mass per unit of volume
  4. 8. SI unit for mass
  5. 11. basic building blocks of any matter
  6. 13. anything that has mass and takes up space
  7. 14. table A chart of the elements showing the repeating pattern of their properties
  8. 15. A measure of the force of gravity on an object
  9. 17. heat removed from gas, changing it to liquid
  10. 18. The study of the properties of matter and how matter changes
Down
  1. 1. particles further apart and can flow
  2. 5. A single kind of matter that is pure and has a specific set of properties
  3. 6. a measure of how hot or cold something is
  4. 7. amount of space an object takes up
  5. 9. amount of matter in an object (measured in grams or kilograms)
  6. 10. A characteristic of a pure substance that describes its ability to change into different substances
  7. 12. A pure substance made of only one kind of atom
  8. 16. particles very far apart and rarely touch each other