Across
- 2. Relating to the interaction of electric currents or field and magnetic fields.
- 4. Energy sent out as electromagnetic waves or subatomic particles.
- 5. A person that invents.
- 6. Based on fluorescence from a substance illuminated by ultraviolet light.
- 8. An arch of colours seen in the sky.
- 9. Electromagnetic radiation having a wavelengths just greater than that of red light.
- 10. The range of wavelengths of electromagnetic radiation such as light and radio waves
Down
- 1. Electromagnetic radiation have a wavelength just shorter than that of violet light.
- 3. The mesurable amount of property, such as force or brightness.
- 7. A person who has expert knowledge on natural or physical science.