Across
- 4. the force of attraction or repulsion between two electric charges.
- 5. Who gave the Quantum model of hydrogen atom
- 8. The branch dealing with heat, temperature and work.
- 9. The man who gave The Theory of relativity
- 10. The study of motion in micro world of atoms
Down
- 1. Forces operating inside the nuclei
- 2. It deals with the electricity, magnetism and electromagnetic fields.
- 3. appears only in certain nuclear processes such as beta decay.
- 6. It is the branch of physics which deals with the nature of light and different properties and phenomena exhibited by light.
- 7. weakest force in nature.
- 11. The branch concerned with the motion of objects moving at speeds very small compared to the speed of light.