Glaciers erode by the processes of ____
a. ablation and abrasion
b. plucking and hydraulic action
c. deflation and saltation
d. plucking and abrasion
d
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Which of the following statements about the Pacific Ocean is TRUE?
A) The Pacific Ocean is about three times larger than the next largest ocean. B) The Pacific Ocean covers more than two-thirds of the ocean surface area on Earth. C) The Pacific Ocean is the second largest geographic feature on the planet. D) The Pacific Ocean spans more than one-half of Earth's entire surface. E) All of the continents could fit into the space occupied by the Pacific Ocean.
A chunk of independently floating ice is an ice ________
A) floe B) pack C) berg D) shelf E) chunk
Which of the following two precipitation types require a temperature inversion in the lower troposphere?
A. snow and freezing rain B. snow and rain C. rain and ice pellets D. freezing rain and ice pellets
Polar bears ________.
A. can swim continuously for 100 km, feed primarily on fish, and are found at both poles B. can swim continuously for 100 km C. do not like to get wet D. feed primarily on fish E. are found at both poles