Which one of the following evidence was not used by Wegener to support continental drift hypothesis?
a) fossils
b) marine magnetic anomalies
c) fit of the continents
d) ancient glacial features
e) rock type similarities on different continents
Answer: b) marine magnetic anomalies
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Orange County receives most of its drinking water from?
a) the Colorado river b) recycled waste water c) the ocean d) mars
A dendritic drainage pattern is most likely to develop on rocks that:
a. have multiple parallel folds. b. have a dome structure. c. form a volcanic mountain. d. are criss-crossed by fractures and faults. e. are of uniform resistance.
Oceans cover slightly less than half of the earth's surface
Indicate whether the statement is true or false
Which of the following ecosystems accounts for 18.7% of the world marine fishery?
A) Coastal and coral systems B) Nontropical shelves C) Open ocean D) Tropical shelves E) Upwellings