The softest mineral on Mohs' hardness scale is ________.
A. diamond
B. gypsum
C. mica
D. quartz
E. talc
Answer: E
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Barrow, Alaska has a
A) tundra climate. B) boreal climate. C) midlatitude steppe climate. D) tropical wet climate.
What is NOT true about stream rejuvenation?
A. It can carve gorges in certain circumstances. B. It is initiated by a drop in sea level or uplift. C. There is a reduction in the stream gradient. D. Flow speed and erosive power increases. E. It creates stream terraces in broad floodplains.
Describe the differences in the molecular structure of the water molecules in the gas, liquid, and ice phases of water.
What will be an ideal response?
What could ultimately be linked to the lack of water on Mars?
a. The large decrease in carbon dioxide. b. The proximity to the sun. c. The lack of free oxygen in the atmosphere. d. The lack of outgassing from the interior of the planet