Across
- 5. The distance between two successive crests or troughs of a wave.
- 6. Technology that creates visual representations of the interior of a body for clinical analysis and medical intervention.
- 7. Transfer of information or messages among people and/or machines with the use of technology.
- 8. The most basic, discrete packet of energy that light or any electromagnetic wave can exist in. (light particle)
- 11. Used for satellite communication and cooking food.
- 13. Used for radio and TV broadcasting and satellite communication.
- 14. Used for short-range communication e.g. TV remotes, electrical heaters ect.
Down
- 1. Name for the range of electromagnetic waves when placed in order of increasing frequency.
- 2. Type of cancer treatment in which specialists kill cancerous cells in the body by exposing them to ionizing radiation.
- 3. The number of wave crests that pass a point in one second.
- 4. Used for sterilising water and killing bacteria. Also used to detect forged bank notes.
- 9. Used for sterilising medical equipment and food and detection and treatment of some cancers.
- 10. Used for medical imaging and airport security scanners.
- 12. The measure of the height (strength or intensity) of a wave
- 15. A system that uses radio waves to determind the range, angle or velocity of objects.