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A light wave traveling through medium 1 strikes a boundary with medium 2 at a 45° angle. The light then enters the second medium and refracts away from the boundary. What could the two mediums be?
A. Medium 1: glass
Medium 2: diamond
B. Medium 1: water
Medium 2: air
C. Medium 1: diamond
Medium 2: air
D. Medium 1: glass
Medium 2: water
Answers: 3
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The table describes how some substances were formed substance 19 description formed by boiling pure water formed by combining three hydrogen atoms to every nitrogen atom formed by adding 5 g of sugar to 1 l of water formed by compressing carbon under high pressure based on the given descriptions, which substance is most likely a mixture?
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Most materials are not magnetic because their magnetism has worn off. their magnetic domains are arranged randomly. they lack magnetic fields. earth’s heat has destroyed their magnetism.
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