science summative
Across
- 5. Measures how hot or cold something is/ Checked with a thermometer
- 6. Helps to make fire/ Disappear when it burns
- 8. Substance mix together/ Causes by chemical reaction
- 9. Something new makes every time/ Not easy to reverse
- 10. What needs oxygen/ Produce heat and light
- 12. A mixture where something dissolves/ Looks evenly mixed
- 13. Very tiny particles/ Make up all matter
- 14. You can get burned/ Can quickly spread on wood.
Down
- 1. Reaction that makes substances change
- 2. Seen during burning
- 3. A form of energy/ Makes things warmer
- 4. The process of burning something
- 7. Formed after the reaction/ Different from starting materials
- 11. Has no shape/ Can go to anywhere and common to see
- 12. Rises to the sky/ Made durning combustion