Aside from normal photographic film, ________ film has proven very valuable for interpretation of Earth's resources from airborne cameras
A) color infrared
B) ultraviolet
C) thermal infrared
D) x-ray
E) gamma ray
Answer: A
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What influences the shape of the cone of depression?
A) the rock type and the depth of permeability B) the elevation of the aquifer compared to the well depth C) balance between pumped water and ground-water flow toward well D) the size of the aquifer
Which of the following igneous rocks can be composed of fragments?
A. volcanic breccia B. scoria C. tuff D. All of these.
Which of the following hormones is not produced in the pancreas?
A) insulin B) glucagon C) renin D) None, they are all produced in the pancreas.
Salinization of soil is most widely caused by
a. people irrigating farms with ocean water. b. too much rain in tropical areas. c. farmers incorporating salt into their fertilizer. d. evaporation in arid climates pulling salt up from lower soil horizons.