Across
- 3. A negatively charged subatomic particle.
- 4. The difference from the lowest to the highest values
- 7. Firm and stable in shape
- 9. Amount of matter in an object
- 10. A space between two things or people.
- 13. Extending down
- 18. Burned to produce heat or power
- 20. Something that is required and directly contributes to a result
- 21. Measure of the amount of matter in a object.
- 22. How fast something travels
- 24. Something carried by a missile
Down
- 1. Increase in volume due to temperature
- 2. How quickly something moves in a given direction
- 3. The capacity or power to do work
- 5. The degree to which a substance is compact
- 6. The amount of space that a substance or object occupies
- 8. A substance that flows freely but has a constant volume
- 11. A chemical species donating protons
- 12. To do something again
- 14. Two or more objects have an effect upon one another
- 15. A subatomic particle with a positive charge
- 16. To lower or go down
- 17. Objective of an ambition or effort of a person
- 19. To make greater, as in quantity or extent
- 23. A fluid that fills all the space in a container