Electromagnetic Spectrum

Front

What is the electromagnetic spectrum?

Back

The electromagnetic spectrum is the range of all types of electromagnetic radiation, which includes visible light, radio waves, infrared, ultraviolet, X-rays, and gamma rays.

Front

What does the prefix 'thermo' mean in thermographs?

Back

The prefix 'thermo' means 'heat'.

Front

What do all forms of electromagnetic radiation have in common?

Back

All forms of electromagnetic radiation travel at the same speed in a vacuum.

Front

How are different types of light arranged along the electromagnetic spectrum?

Back

Different types of light are arranged by the amount of energy they carry.

Front

Which electromagnetic waves have a shorter wavelength than visible light?

Back

X-rays have a shorter wavelength than visible light.

Front

Which electromagnetic waves have the shortest wavelength?

Back

Gamma rays have the shortest wavelength.

Front

What is wavelength in the context of electromagnetic waves?

Back

Wavelength is the distance between successive peaks of a wave, which determines the type of electromagnetic radiation.

Front

What is frequency in the context of electromagnetic waves?

Back

Frequency is the number of waves that pass a point in one second, measured in hertz (Hz).

Front

What is the relationship between wavelength and energy in electromagnetic waves?

Back

Shorter wavelengths correspond to higher energy, while longer wavelengths correspond to lower energy.

Front

What type of electromagnetic radiation is used in remote controls?

Back

Infrared radiation is used in remote controls.