Talk:A-level Physics/Electrons, Waves and Photons/Electromagnetic waves

Specification
From the OCR GCE Physics A specification. Tick with &#10004; when you feel each part of the specification has been covered. Try not to add much more than what is in this list as it would not appear in the exam anyway. Use links to wikipedia for more depth in a topic.


 * 1) Describe the main features of the electromagnetic spectrum and recall that all electromagnetic waves travel with the same speed in free space.
 * 2) Recall the orders of magnitude of the wavelength of the principal radiations from radio waves to γ-rays.