In which decade was the first polyester synthesized?
A) 1920s
B) 1930s
C) 1940s
D) 1950s
C
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Which of the following locations is most likely to experience a dry month of February?
A. along the equator B. along the west coast of Mexico (latitude 20°N) C. along the Gulf Coast near New Orleans (latitude 30°N) D. along the southern California coast (latitude 35°N)
Harry Hess used oceanographic research data to propose the theory of
________________. Fill in the blank(s) with the appropriate word(s).
A mineral has the physical property of strong luster. What can be inferred about the elemental makeup?
A) The mineral could be made up of nonmetals. B) The mineral could be made up of condensed liquids. C) The mineral could be made up of metals. D) The mineral could be made up of condensed gases.
What is fetch?
a. The undulation of dispersed waves across the surface of the ocean b. The maximum wave size theoretically possible for a specific wind strength and duration c. The movement of wind waves in relation to wave crests d. A progression of swells with the same origin
e. The uninterrupted distance over which wind blows without a change in direction