Across
- 3. Einsteins famous energy-mass equivelance equation.
- 6. Protons and neutrons are examples of this.
- 8. Rules that only apply to the subatomic world.
- 10. The particles that make up protons and neutrons.
- 13. Positively charged anti-particle of the electron.
- 16. Particles that aren't made up of anything.
- 18. Negatively charged elementary particle that is common in atoms.
- 21. Quantum physicist who is famous for his cat.
- 22. The stuff that everythings made of.
- 23. The universal speed limit.
- 24. An atom that has an electric charge.
- 25. The amount of atoms, particles, molecules etc in a substance.
Down
- 1. A famous disabled physicist that did major discoveries on black holes.
- 2. The force acted upon an object by gravity.
- 4. Something that is smaller than an atom.
- 5. The study of the relation between electricity and magnetism.
- 7. The distance light travels in one year.
- 9. Quantity of matter.
- 11. The Si unit for energy.
- 12. A massless particle that is the carrier of electromagnetic radiation.
- 14. The Si unit of force and the name of a famous physicist.
- 15. The force between two objects with mass.
- 17. A type of particle that is also just a helium nucleus.
- 19. Neutrally charged particle that is common in atmoic nuclei.
- 20. A grouping of atoms.