shadow zone

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Alcoholic beverages bottles at Host 2013, international exhibition of the hospitality industry on OCTOBER 18, 2013 in Milan.

Why Is Alcohol Measured by Proof?

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Why Do We Say “A Pair of Pants”?

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Secret Service Code Names of 11 U.S. Presidents

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Do Lemmings Really Commit Mass Suicide?

Dr. Martin Luther King Jr. addresses marchers during his "I Have a Dream" speech at the Lincoln Memorial in Washington. August 28th 1963

Was Martin Luther King, Jr., a Republican or a Democrat?

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History of Technology Timeline

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shadow zone

physics

Learn about this topic in these articles:

seawater acoustics

In seawater: Acoustic properties
Refraction also produces shadow zones that sound waves do not penetrate because of their curvature.
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