Who allowed his ship to be trapped in the Arctic ice for nearly four years to prove that no Arctic continent existed?
a. Nansen
b. Mahan
c. Murray
d. Anderson
e. Thomson
a
You might also like to view...
Which of the following is the most popular and widely used map prepared by the U.S. Geological Survey?
A) a topographic map B) a Robinson projection C) a resources map D) portolan chart
Earth turns on its axis about ________.
A. 4 degrees in 1 hour B. 1 degree in 4 minutes C. 4 degrees in 1 minute D. 30 degrees in 1 hour E. 15 degrees in 1 minute
If you were halfway between the equator and the South Pole and one-quarter of the way around Earth to the west of the prime meridian, what would be your latitude and longitude?
What will be an ideal response?
The relative contribution of common gases in the atmosphere increase as a percentage of the greenhouse effect in which of the following going from lowest to highest percentage?
A. carbon dioxide; methane; CFC-11; CFC-12 B. methane; CFC-11; CFC-12; carbon dioxide C. methane; carbon dioxide; CFC-11; CFC-12 D. CFC-11; CFC-12; carbon dioxide; methane E. CFC-12; CFC-11; methane; carbon dioxide