The sandy barrier islands, characteristic of the U.S. Atlantic and Gulf coasts, are as long as ________
A) 1 kilometer (0.6 mile)
B) 10 kilometers (6 miles)
C) 50 kilometers (30 miles)
D) 500 kilometers (300 miles)
E) 1,000 kilometers (600 miles)
Answer: C
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The latitude of highest mean annual surface temperature, the heat equator, is located about ______ degrees north of the geographical equator.
a. 5 b. 10 c. 15 d. 20
An example of a "cruiser" is a ________
A) flounder B) grouper C) mackerel D) shark E) tuna
A dome develops over a hot spot and then commonly splits into three fractures or arms. Two of these fractures will combine to from an actively spreading rift, wheas the third fracture or arm ceases to actively rift or spread. What do we call the failed rift or arm?
What will be an ideal response?
Sedimentary rocks include
A. chemical precipitates (halite, gypsum). B. organically precipitated components cemented together (shells cemented to form limestone). C. organically formed materials compressed together (partially decomposed plant material formed into lignite or coal). D. pieces of other rocks cemented together (sandstone, shale). E. All of the choices are correct.