A sound source of high frequency emits a high
A) speed.
B) amplitude.
C) pitch.
D) all of the above
E) none of the above
C
Environmental & Atmospheric Sciences
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How can a Sandstone form next to a Claystone (Shale) at the same time?
a. Decay of organic matter in soil b. Hydrolysis c. Variations in Energy (i.e., calm water versus turbulent water) d. Crystal settling
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Why did climate cool during the past 40 million years?
What will be an ideal response?
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Continental margins consist of the following in increasing distance from the shore.
A. shelf, break, slope, rise B. rise, shelf, slope, break C. rise, break, slope, shelf D. rise, slope, shelf, break E. rise, shelf, break, slope
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Volcanic ash from recent eruptions of Aleutian volcanoes has posed a threat to air travel.
Answer the following statement true (T) or false (F)
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