Across
- 1. chemical that abs orbs heat energy
- 3. in feraction between molecules that causes a chemical that cause a chemical change, converting an existing substanc into new substance
- 6. the substsnces present before a chemical reaction accruin a chemical reaction the arrow usally point away from the reactint
- 7. material that has mas and takes up some amout of space
- 8. a change matter that dose not affect it's chemical compostion
Down
- 2. a chemical process that changes a substance into a new substance
- 4. chemical reaction that give off heat energy
- 5. the substances that are formed during a chemical reaction a chemical reaction the arrows point to word the product