Across
- 4. Force per unit area
- 6. Light of a single frequency.
- 8. The electrical work done by a source in moving a unit charge around a complete circuit.
- 9. An increase in the observed wavelength of electromagnetic radiation emitted from receding stars and galaxies
- 10. The splitting of a heavy atomic nucleus into smaller nuclei.
Down
- 1. Force per unit extension
- 2. a unit of energy equivalent to Energy transferred in one hour at a rate of transfer of 1kW.
- 3. A region in which an electric charge experiences a force.
- 5. The product of mass and velocity
- 7. Sound with a frequency higher than 20 000 Hz