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Explain how energy stored in coal originally came from the sun.
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Your target variable is δf, the magnitude of the difference in frequency between the waves emitted from the sonar device and the waves received by the device after reflecting off the whale. write an expression for δf in terms of the relevant frequencies using the subscript notation introduced above.
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Which statement correctly describes the relationship between frequency and wavelength?
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Determine the age of a fossil if it had only one eighth of its original carbon-14 content remaining?
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Explain how energy stored in coal originally came from the sun....
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