Across
- 6. The rate of change of an object's velocity.
- 9. A substance composed of one type of atom.
- 10. The ability to do work or cause change.
- 12. The tendency of an object to resist changes in its state of motion.
- 14. A neutrally charged subatomic particle.
- 15. The force that attracts objects toward one another.
Down
- 1. A group of atoms bonded together.
- 2. A substance composed of two or more elements.
- 3. Anything that has mass and occupies space.
- 4. The smallest unit of matter.
- 5. A negatively charged subatomic particle.
- 7. The speed and direction of an object's motion.
- 8. Reaction A process that transforms one substance into another.
- 11. A push or pull that can change the motion of an object.
- 13. A positively charged subatomic particle.