How is the discharge of a stream calculated? What will be an ideal response?
Stream discharge is calculated by multiplying the velocity times the cross-sectional area: (Q = V x A).
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Identify and describe three principles that can be used to guide environmental policy makers as they craft guidelines that minimize environmental harm.
What will be an ideal response?
The term normal refers to weather data averaged over which of the following time periods?
A. at least a day B. several months C. one year D. 30 years
This photograph shows light-colored granite and darker diorite (both igneous rocks). Which of the following statements is true?
A) The light-colored unit is younger because granite is more continental than diorite.
B) The diorite is older because its weathered surfaces are darker.
C) The granite is younger because it crosscuts the diorite.
D) All of these are correct.
The landform produced when a stream enters into a lake, reservoir or sea is called a
A) alluvial fan. B) sand bar. C) delta. D) gravel deposit.