Across
- 4. – The unit of force.
- 5. – Neutrally charged particles in the nucleus.
- 6. – A change where a new substance is formed.
- 8. – A change that does not alter the identity of a substance.
- 10. – Positively charged particles in the nucleus.
- 11. – Matter with neither a definite shape nor volume.
- 12. – Negatively charged particles in atoms.
- 13. – The ability to cause particles to move and produce heat.
Down
- 1. – Energy of motion.
- 2. – The number of protons in an atom. (Intended answer: AtomicNumber)
- 3. – Two or more elements chemically combined.
- 4. – The center of an atom.
- 7. – A material that allows electricity to flow easily.
- 9. – The smallest unit of an element.
- 10. – Energy stored due to position or condition.