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