The water pressure in the deepest trenches exceeds ________ times greater than atmospheric pressure at sea level
A) 1000
B) 2000
C) 3000
D) 4000
E) 5000 or more
A
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Which of the following is NOT one of the four dominant climate types for the European region?
a. Mediterranean b. Humid continental (cold) c. Semiarid / steppe d. Marine west coast e. Tundra
Early exploration of North America was devoted to finding a warm water route called the __________ __________ that would expedite shipping between Europe and Asia
Fill in the blank(s) with correct word
Why is there such little waste in nature?
A. The sun is an inexhaustible resource. B. Organisms naturally avoid activities that create unnecessary waste. C. The wastes and decayed bodies of any organism become nutrients or raw materials for other organisms. D. The earth is so vast that natural waste is not easily identified. E. Waste is chemically unstable.
Rock that has formed from cooling magma or lava is
A. metamorphic rock. B. sedimentary rock. C. igneous rock.