Where do cA air-masses originate?
A) Patagonia B) Interior Canada and Alaska
C) Northwestern Atlantic D) Arctic basin and Greenland ice cap
D
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A pair of tennis balls fall through the air from a tall building. One ball is ordinary and the other is filled with lead pellets. Air resistance just before they hit the ground is actually greater for the
A) regular ball. B) lead-filled ball. C) same for both
Which product is formed by the chlorination of 2-butene?
A) 2-chlorobutane B) 2,2-dichlorobutane C) 2,3-dichlorobutane D) 1,2-dichlorobutane
Humans are characterized by
A. Type I survivorship. B. Type II survivorship. C. Type III survivorship. D. none of the above
What may result from crystallization?
A) Sedimentary rock becomes metamorphic rock. B) Sediment becomes sedimentary rock. C) Magma becomes igneous rock. D) Metamorphic rock becomes magma.