Electromagnetic waves are transverse waves with a wide range of different properties and uses.
Which of these is a practical use for X-rays?
A policeman communicating with a fellow officer
A dentist obtaining an image of the root of a tooth
A physiotherapist treating a strained leg muscle with a special lamp
Which of these is an example of a transverse wave?
Which of these is not an electromagnetic wave?
Which of these groups has the highest frequency?
Which of these groups has the longest wavelength?
Which electromagnetic wave is used in satellite communication?
Which electromagnetic wave is not used for medical imaging?
Which of these electromagnetic waves is the most damaging to human tissue?
Which of these electromagnetic waves is a form of ionising radiation?
What is the speed of light in a vacuum or air?