Assess It!
It is recommended that you have completed at least TWO of the following sets of Tasks before completing the Assess It cards.
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Read It
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Explore It
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Watch It
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Research It
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Assess It #1:
Which is NOT true about longitudinal waves?
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a. High pitch sounds have higher frequencies.
b. Longitudinal waves have to travel through a medium.
c. Electromagnetic waves are longitudinal waves.
d. Sound waves are longitudinal waves.
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Assess It #2:
Which object made the sound wave labeled "B"?
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a. Screeching tires
b. Whistle
c. Bass drum
d. Police siren
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Assess It #3:
Sound can travel through everything but ________
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a. A Liquid
b. A Gas
c. A Vacuum
d. A Solid
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Assess It #4:
What is represented by the letter A?
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a. Rarefactions
b. Diffusions
c. Compressions
d. Diffractions
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