If a shallow wave wave is propagating in 100m water depth, its speed is
A. 10 m/s
B. 15 m/s
C. 20 m/s
D. 30 m/s
E. 150 m/s
Answer: D. 30 m/s
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The most recent glacial advance reached its maximum around ________ ago
A) 800,000 years ago B) 400,000 years C) 100,000 years D) 50,000 years E) 20,000 years
Examine the satellite image of Death Valley, California
A) What province of the United States is it located within? B) Identify the various desert landforms seen there; circle and label them. C) Describe how each one forms. D) Finally, describe the sequence of events that produced this scene over time.
Until about 125 years ago, each town or area went by "local time" determined by
shadows cast by the sun. Indicate whether the statement is true or false
Both divergent and transform plate boundaries exist at mid-ocean ridges
a. True b. False