8 Science Revision
Across
- 3. increase in size
- 6. substances made up of only one atom a.k.a monatomic
- 7. substances made of lattices or identical molecules with two or more types of elements
- 8. give off energy in the form of heat, light and sound
- 10. chemical equation where chemicals are represented by their chemical formulas (symbols)
- 12. absorbs energy form the surrounding environment
- 15. change that results in a new substance is formed
- 16. able to be stretched to form a wire
- 18. change in state from liquid to solid a.k.a sublimation
- 19. change of state that can be reversed
- 20. rearranging to form new substances
- 21. easily crumbled or shattered
- 22. decrease in size
- 23. change of state where gas is cooled and forms a liquid
- 24. dull, do not conduct hear or electricity, break and crumble
- 26. starting substances in chemical reactions
- 29. measure of mass per unit of volume
Down
- 1. change in state when a solid is heated and forms a liquid
- 2. change in state from a gas to a solid
- 4. solid formed during a chemical change
- 5. where chemicals are represented by the chemical names
- 9. of how solids, liquids and gas have a changing relationship
- 11. cluster of many atoms of the same element
- 13. change in state where a liquid changes to a gas
- 14. where two liquids or two gases mix due to the movement of particles
- 17. able to be hammered or bent into new shapes
- 25. substances formed in chemical reactions
- 27. smallest building block that makes up all substances/matter
- 28. has metallic shine, conduct heat, and electricity, can be hammered into sheets and drawn into wires