Across
- 2. the pneumonic device to remember the 5 main clues that a chemical change occurred
- 4. A physical property that is found by dividing mass by volume.
- 5. the type of change that creates new matter
- 7. this changes when you burn a marshmallow (white to black)
- 8. A physical property of being shiny
- 11. what happens when sugar "disappears" in water - it is a physical change
- 13. what is formed when a solid suddenly appears in a solution and settles on the bottom
- 15. what happened to food after you ate it
- 17. TRUE or FALSE: A chocolate bar melting is a chemical change.
- 18. it is a chemical change when my apple___ and becomes compost
- 20. the change in color of some metals
- 21. descriptions of matter (could be physical or chemical)
Down
- 1. the physical change of ice becoming liquid water
- 3. the type of change that doesn't create new matter but the item is different
- 6. TRUE or FALSE: Vinegar and baking soda mixing together result in a chemical change
- 7. A chemical property typical of metals - they can be weakened or destroyed by acids
- 9. A chemical property that some materials that can cause death
- 10. the physical property of being able to become so tiny in a liquid that you can no longer see them (but you could taste it and know it is still there)
- 12. the type of material that is the result of a chemical change.
- 14. evidence of a chemical change that is unexpected such as getting hot or cold
- 16. what is produced (seen as bubbles) when there is a chemical change
- 19. smell that is evidence of a chemical change