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Home Q & A Board Science-Related Homework Help Physics Astronomy
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hermiz hermiz
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6 years ago
The internal structure of the Earth is investigated mainly by
A) studying seismic waves generated from earthquakes
B) deep drilling
C) remote sensing satellites
D) measuring changes in the Earth's magnetic field
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Life in the Universe

Life in the Universe


Edition: 4th
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Life in the Universe, 4/E (Bennett, Shostak)
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19Clyde19Clyde
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6 years ago
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4 years ago
I think the answer is D
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