Polymorphs are minerals that will have two identical mineral structures, but different chemical compositions
Indicate whether this statement is true or false.
Answer: FALSE
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The burning of solid waste is a major source of energy in industrialized countries.
Answer the following statement true (T) or false (F)
The bottoms of clouds are often gray because
A) precipitation is imminent. B) they are over dark portions of the Earth's surface. C) the bottoms of clouds are denser than the tops, and thus absorb more light. D) multiple scattering has removed most light before it reaches the bottom of the cloud. E) droplets or crystals within the cloud have dispersed most of the available light.
Which of the following is NOT interpreted to be related to a continental hot spot?
A. Snake River Plain of Idaho B. Yellowstone C. Afar region of east Africa D. high elevations of Tibet E. All of these are related to a continental hot spot.
Geographers are interested in the spatial context of things
Indicate whether the statement is true or false