WorksheetsEM Waves
Total questions: 10
Worksheet time: 3mins
Which type of X-ray can penetrate even through metals?
regular X-ray
long wavelength x-ray
short wavelength x-ray
dental x-ray
What imaging technique uses powerful magnets, computer and radio waves to make detailed pictures inside your body?
Thermal imaging
Magnetic Resonance Imaging (MRI)
Infrared imaging
X-ray image
In an infrared camera, what color indicates warmer temperature?
(In any thermogram, the brighter colors indicate warmer temperatures)
Yellow
Green
Blue
Black
Which of the EM waves below are emitted by stars and some radioactive substances?
Visible light
Gamma
X-ray
Infrared
Which kind of wave causes the fluorescent chemicals to glow in sunlight?
Visible light
Gamma
Ultraviolet
Microwave
How many of the EM waves are visible?
All of the EM waves
Most of it
None out of seven EM waves
Only one out of seven EM waves
Among the following forms of the EM spectrum, which waves do not have enough energies to damage the body cells?
Gamma ray and ultraviolet
X-ray and ultraviolet
Radio wave and visible light
Infrared and Gamma ray
(a) is a triangular piece of glass that is used to separate white light into its constituent colors ROYGBIV. (NOTE: the process is called DISPERSION)
(a) is the only source of natural white light.
The effect of Electromagnetic waves on organisms and environment depends on how much
it carries.
wavelength
energy
