Are electromagnetic (EM) waves longitudinal or transverse waves?

True or false: EM waves are mechanical waves.

What do EM waves transfer from their source to an absorber?

Which wave in the EM spectrum has the highest frequency?

Which wave in the EM spectrum has the longest wavelength?

Which part of the EM spectrum can humans see?

Electromagnetic waves can be produced by changes inside what?

Which wave in the EM spectrum can be produced by changes in the nucleus of an atom during a radioactive decay?

Which wave in the EM spectrum can be produced by oscillations in an electrical circuit?

How can we detect radio waves?

Which one of these things is NOT a use for radio waves?

Which one of these things is NOT a use for microwaves?

Which one of these things is NOT a use for infrared radiation?

Which one of these types of EM waves is NOT harmful to the human body?

Which of these things is NOT a hazard of being exposed to ultraviolet radiation?

Which type of EM wave is useful for medical imaging because it passes through flesh but not bone?

Which type of EM wave is used for treating cancer and sterilising medical equipment as high doses of it kills cells?

What term describes when waves change speed and direction as they cross the boundary from one substance to another due to the change in velocity?

What happens to a refracted EM wave when it slows down as it crosses the boundary from one substance to another?