Science

123456789101112
Across
  1. 1. is mass over volume
  2. 6. equations are very hard
  3. 8. is the amount in an object
  4. 10. are chemicals
  5. 12. and lose heat
Down
  1. 2. is space
  2. 3. can be red and white
  3. 4. and gain heat
  4. 5. have roots leaves and a stem
  5. 7. and
  6. 9. is how heavy an object is
  7. 11. never touch