Topic 4 - Matter

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Across
  1. 3. Matter can be classified (organized) by the similarities and differences in ____________.
  2. 7. The surface structure of an object that can be observed by touching an object.
  3. 10. The smallest part of an element.
  4. 11. Temperature is a measurement of how fast the _______________ in an object are moving.
  5. 13. PHYSICAL CHANGES CAN Give Matter a different _________ or appearance of an object.
  6. 16. This is the point when a liquid changes to a solid.
  7. 17. A change in matter which does not alter the chemical properties of the matter. (2 words, no spaces)
  8. 19. An ordered arrangement of all of the elements.(2 words, no spaces)
  9. 21. Each substance has it’s own __________________, which can be used to help identify material. (2 words, no spaces)
  10. 22. Chlorine atom combines with a sodium atom to create this substance. (2 words, no spaces)
  11. 24. A substance is in a liquid state between the boiling point and the _______________ point.
  12. 25. A physical property that you can feel by applying pressure to an object.
  13. 26. A pure substance that cannot be broken down into smaller parts or changed into another substance; basic part is called an atom.
  14. 27. No definite shape, no definite volume
  15. 28. ________________ is made of elements.
  16. 30. Created when a solute dissolves evenly in a solvent.
  17. 31. Matter is composed of tiny particles, that are not visible, called atoms. (2 words, no spaces)
  18. 33. A ___________ increase causes metals to expand.
Down
  1. 1. Substance that dissolves in a solvent to produce a solution.
  2. 2. In this state of matter, the particles are very close together and cannot move passed each other.
  3. 4. In a chemical change, particles that made up the original substance, ___________________ to form a new substance
  4. 5. When matter changes its _______________, it is still the same type of matter.
  5. 6. At 100 ℃ water goes from a liquid to a gas. (2 words, no spaces)
  6. 8. Amount of matter in a particle or object.
  7. 9. State of matter where the particles can move, and can flow and take on different shapes.
  8. 12. Physical properties occur when matter changes form, but not _______________ composition.
  9. 14. You can use this tool to separate particles of different sizes.
  10. 15. When a substance combines with another to form a new substance. (2 words, no spaces)
  11. 18. Individual particles at the surface gain enough energy to escape the surface of a liquid and become gas particles.
  12. 20. A substance made from two or more different elements that have been chemically joined.
  13. 23. The Law of ________________ of Mass states that mass is neither created nor destroyed during any physical or chemical changes.
  14. 24. Different materials are combined together, but each material keeps its own properties and can be easily separated.
  15. 29. Smallest particle of a substance that has all of the physical and chemical properties of that substance, made up of one or more atoms.
  16. 32. Amount of space that a substance or object occupies.