The intensity of an earthquake wave passing through the Earth is measured to be 3.0 x 10° J/m² at a distance of 48 km from the source. (a) What was its intensity when it passed a point only 1.0 km from the source? (b) At what rate did energy pass through an area of at 1.0 km?
The intensity of an earthquake wave passing through the Earth is measured to be 3.0 x 10° J/m² at a distance of 48 km from the source. (a) What was its intensity when it passed a point only 1.0 km from the source? (b) At what rate did energy pass through an area of at 1.0 km?
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Transcribed Image Text:4. The intensity of an earthquake wave passing through the Earth is measured to be 3.0 x 10° J/m at a
distance of 48 km from the source.
(a) What was its intensity when it passed a point only 1.0 km from the source?
(b) At what rate did energy pass through an area of at 1.0 km?
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