Science Vocabulary

123456789
Across
  1. 3. Releases of absorbs energy
  2. 6. Speeds up the chemical reaction
  3. 7. Slows down chemical change
  4. 9. Absorbs heat
Down
  1. 1. Something that releases energy
  2. 2. Any substance that undergoes a chemical change
  3. 3. Mass is neither created of destroyed
  4. 4. Chemical reaction causing a rearrangement of atoms
  5. 5. Equally balanced state
  6. 8. A substance obtained from another substance through chemical change
  7. 9. Are the biological substance that act as catalysts and help complex reactions occur everywhere in life