Which of the following is not a function that humus and other organic matter serve in making a soil healthy?
A) Improving infiltration
B) Retaining water
C) Increasing evaporation rates
D) Retaining and cycling nutrients
E) Reducing erosion
C) Increasing evaporation rates
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The highest numerical measurement when calculating latitude is ________°
A) 90 B) 100 C) 180 D) 360 E) 45
Which of the following generally is true about caves formed by dissolution?
A) Acidic waters dissolve feldspar in granite, producing clay. B) Groundwater removes material from limestone. C) Hot geothermal waters introduce acids into shallow rocks. D) Carbon dioxide rises from depth and dissolves calcite and clay.
The frontal system with the STEEPEST lapse rate is
A) warm front. B) cold front. C) arctic front. D) occluded front.
Some ________ rock is formed from minerals that were once dissolved in water.
A. igneous and metamorphic B. metamorphic C. igneous D. sedimentary