The Em Spectrum Chart
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3The EM Spectrum Chart
1. Which wavelength is in the infrared range of the
6. Which is not in the electromagnetic spectrum?
electromagnetic spectrum?
1) light waves
1) 100 nm
2) radio waves
2) 100 mm
3) sound waves
3) 100 m
4) x-rays
4) 100 m
7. Which electromagnetic wave has the shortest wavelength?
2. Electromagnetic radiation having a wavelength of
–7
1.3 × 10
meter would be classified as
1) x-ray
1) infrared
2) heat
2) orange
3) light
3) blue
4) ultraviolet
4) ultraviolet
8. To which part of the electromagnetic spectrum will a
–7
photon belong if its wavelength in a vacuum is 5.6 × 10
3. Compared to wavelengths of visible light, the wavelengths
meters?
of ultraviolet light are
1) x-ray
1) shorter
2) ultraviolet
2) longer
3) visible light
3) the same
4) infrared
4. In a vacuum, a monochromatic beam of light has a
14
frequency of 6.3 × 10
hertz. What color is the light?
9. The color of visible light is determined by its
1) red
1) frequency
2) yellow
2) amplitude
3) green
3) intensity
4) blue
4) speed
–7
5. In a vacuum, the wavelength of green light is 5 × 10
10. Which pair of terms best describes light waves traveling
meter. What is its frequency?
from the Sun to Earth?
–15
1) 2 × 10
Hz
1) electromagnetic and transverse
–14
2) 2 × 10
Hz
2) electromagnetic and longitudinal
14
3) 6 × 10
Hz
3) mechanical and transverse
15
4) 6 × 10
Hz
4) mechanical and longitudinal
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