What is an alternative to hard stabilization?
a) A seawall
b) A breakwater
c) The use of rip-rap
d) Beach nourishment
D
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Determine the Flood Frequency Curve for Cache Creek by plotting the “Recurrence Interval” against “Peak Discharge” on the chart below (note that the Recurrence Interval scale is logarithmic). (Hint: Your plot of data points should form a nearly straight line, so first plot the three largest floods, and then the three smallest—the rest of your points will line up along this trend.) Using a ruler, draw a straight line through the center of your plot, trying to have as many data points below the line as above.
What will be an ideal response?
The typical El Niño circulation causes deep ocean water to rise to the surface off the coast of Peru, delivering nutrients that support fish populations
Indicate whether the statement is true or false.
How many elements make up most of Earth's crust?
A) 4 B) 12 C) 40 D) 100
Which of the following best describes the age relationship of the layers in an anticline?
A) Oldest on the outside of the fold, youngest on the inside B) Oldest on the inside of the fold, youngest on the outside C) Oldest materials thrust up on top of younger layers D) Horizontal bedding with the youngest layers on the top