The document outlines the syllabus statements for a course on the electromagnetic spectrum. It describes the main features of the electromagnetic spectrum and states the approximate speed of electromagnetic waves in vacuo. It also lists the roles of different types of electromagnetic waves in areas like communications, appliances, medicine and security and emphasizes understanding safety issues regarding microwaves and X-rays.

1. 02/06/14
P9 Electromagnetic Spectrum
Syllabus statements

2. P9 Electromagnetic Spectrum
1. Describe the main features of the
electromagnetic spectrum.
2. State the approximate value of the speed of all
electromagnetic waves in vacuo.

3. P9 Electromagnetic Spectrum
3. Describe the role of electromagnetic waves in:
• radio & television communications (radio waves)
• satellite television and telephones (microwaves)
• electrical appliances, remote controllers for
televisions and intruder alarms (infrared)
• medicine and security (X-rays).
4. Demonstrate understanding of safety issues
regarding the use of microwaves and X-rays.