Electromagnetic & Sound waves

Front

Electromagnetic waves vary in:

• the speed they travel in a vacuum
• wavelength and frequency
• the way they reflect
• the orientation of their electric and magnetic fields

Back

wavelength and frequency

Front

What is the full range of frequencies of electromagnetic radiation called?

Back

the electromagnetic spectrum

Front

What part of the wave is shown at letter A?

Back

wavelength

Front

Which part of the wave is shown at letter B?

Back

crest

Front

What does a wave carry?

Back

energy

Front

Which wave has a greater frequency?

Back

wave B

Front

Which section of the spectrum is the ONLY one we can see?

Back

Visible Light

Front

Which electromagnetic waves help doctors detect broken bones inside your body? Options: gamma rays, x-rays, ultraviolet rays

Back

x-rays

Front

Which electromagnetic waves allow us to diagnose & treat cancer? Options: Gamma rays, X-rays, Ultraviolet rays

Back

Gamma rays

Front

For waves in any medium, as the wavelength decreases, what happens to the frequency?

Back

It increases