Caliche is
A) fragmented quartz crystals that tumble down a cliff.
B) limestone crystals that form by precipitation.
C) calcite cement in desert rocks.
D) silica cement in ancient river-bed rocks.
Answer: C
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Mexico's region of oil and gas production is in the
A. northwest B. central plateau C. south D. east coast
How was Captain James Cook able to study science, navigation, and international relations? Include
information on his various expeditions. What will be an ideal response?
Stream drainage always eventually reaches the ocean
Indicate whether the statement is true or false
The combination of ________ might lead to increased glaciation
A) colder autumns and colder springs B) warmer autumns and warmer springs C) warmer summers and warmer winters D) cooler winters and cooler summers E) warmer winters and cooler summers