Physics

1. Particle found in the nucleus with no electric charge (7 Letters)
4. Physicist who developed the uncertainty principle (10 Letters)
7. Theory describing particles as having both wave and particle properties (19 Letters)
8. An electron in the highest energy level of an atom (7 Letters)
9. The particle with a charge of +1 and mass equal to a neutron(6 Letters)
10. The process by which a nucleus splits into smaller nuclei, releasing energy (7 Letters)
12. The law that energy cannot be created or destroyed (12 Letters)
13. Type of radiation consisting of high-energy photons (5 Letters)
16. An unstable isotope that emits radiation (12 Letters)
19. The positively charged center of an atom (7 Letters)

2. A unit of energy used in nuclear physics (12 Letters)
3. Device used to accelerate charged particles to high speeds (9 Letters)
5. The interaction responsible for the decay of neutrons into protons (4 Letters)
6. A subatomic particle with a negative charge (8 Letters)
9. A particle of light, also known as a quantum of electromagnetic radiation (6 Letters)
11. The energy required to remove an electron from an atom or ion (16 Letters)
14. The basic unit of matter, consisting of a nucleus surrounded by electrons (4 Letters)
15. The smallest quantity of electromagnetic radiation energy (6 Letters)
17. Term for the splitting of a nucleus into smaller parts (6 Letters)
18. Nucleus of a helium atom, emitted in radioactive decay (6 Letters)