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einsteindude einsteindude
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P-waves refract at the boundary between inner and outer core because
A) there is a change of phase between inner and outer core.
B) there is a change in chemical composition between inner and outer core.
C) they gain speed.
D) they lose speed.
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Conceptual Physical Science

Conceptual Physical Science


Edition: 6th
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bSharpbSharp
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