Electromagnetic Spectrum & Light - PS - Ch 18

Quiz by Linwood Starling

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25 questions
• Q1
Electromagnetic waves vary in
he speed they travel in a vacuum
wavelength and frequency
the way they reflect
their direction
45s
• Q2
To calculate the frequency of an electromagnetic wave, you need to know the speed of the wave and its
refraction
intensity
wavelength
amplitude
45s
• Q3
Because light travels in a straight line and casts a shadow, Isaac Newton hypothesized that light is
a wave
a stream of particles
heat
45s
• Q4
Light acts like
both a wave and a particle
neither a wave nor a particle
a wave
a particle
45s
• Q5
Photons travel outward from a light source in
a single straight line
a small, dense area
increasing intensity
all directions
45s
• Q6
Infrared rays have a shorter wavelength than
gamma rays
X-rays
ultraviolet rays
45s
• Q7
The full range of frequencies of electromagnetic radiation is called
visible light
the electromagnetic spectrum
45s
• Q8
The visible light spectrum ranges between
infrared rays and ultraviolet rays
ultraviolet rays and gamma rays
television waves and infrared rays
45s
• Q9
Cellular telephones utilize
very low frequency waves
very high frequency waves
microwave
45s
• Q10
The waves with the longest wavelengths in the electromagnetic spectrum are
gamma rays
X-rays
infrared rays
45s
• Q11
In order of the light-transmitting capabilities of materials from none to all, which is the correct sequence?
opaque -> transparent -> translucent
translucent -> transparent -> opaque
opaque -> translucent -> transparent
transparent -> opaque -> translucent
45s
• Q12
A translucent material
reflects all light
absorbs all light
scatters some light
transmits all light
45s
• Q13
Which of the following occurs as a light wave bends when it passes from one medium into another?
constructive interference
refraction
destructive interference
reflection
45s
• Q14
Newton’s prism experiments showed that white sunlight is made up of
only blue light when separated by a prism
only the longest wavelengths
all the colors of the visible spectrum
the full electromagnetic spectrum
45s
• Q15
An incandescent light bulb produces light when electrons flow through the
glass
air
filament
vacuum
45s

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