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Unit 11 Test - Light and Light Waves
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Early scientists found Light is be very strange in its characteristics. They found Light to be both a ___________ and a __________.
A Vector and a Scalar
A Wave and a Particle
A Transverse Wave and a Longitudinal Wave
An Adjective and a Noun
Clear selection
What is Huygen's Principle?
You can predict a wave's position in the future by analyzing its current position.
You can predict a wave's velocity in the future by analyzing its current velocity.
You can predict a wave's size in the future by analyzing its current size.
Dr. Todd is Huygen's Principal.
Clear selection
To apply Huygen's Principle, you first draw points along a wave. The, you draw half circles around each point, in front of the wave. Each of these little half-circles is called a __________________.
Waveling
Wave Jr.
Wavelet
Albert
Clear selection
When a wave is reshaped by obstacles it is called __________.
Refraction
Infraction
Diffraction
Snuffleupagus
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What is it called when the crests of two waves end up in the same place, and so do their troughs?
Destructive Diffraction
Constructive Interference
Additive Refraction
McDonald's Arches Logo
Clear selection
What is it called when one wave's crest run into the other wave's trough?
Destructive Interference
Constructive Diffraction
Reflexive Refraction
Nothing. They just apologize to each other and keep moving on.
Clear selection
These two types of wave interactions help explain the famous experiment conducted by English physicist Thomas Young. What was that experiment?
Single Slit Experiment
Double Slit Experiment
Half Slit Experiment
Peanut Butter and Jelly Experiment
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The Intensity of Light is proportional to what quantity?
Radius Squared
Distance Squared
Amplitude Squared
Intensity of the Dark Side of the Force
Clear selection
Light can be many colors and is sometimes not visible. What two characteristics determine whether light is visible and what color it is?
Intensity and Direction
Wavelength and Frequency
Saturation and Hue
Whether your eyes are closed or open.
Clear selection
White Light is unique in that it is made from what?
Constructive Interference
Ultraviolet Light and Infrared Light
All (multiple) wavelengths of Light
Pixie Dust
Clear selection
The Diffraction Pattern around a coin or a disk results in what?
A bright spot in the middle of the shadow
A rainbow colored shadow
A halo around the coin or disk's shadow
Strawberry sprinkle donut.
Clear selection
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