What does the presence of large meanders suggest about a river?
A) The river has a high velocity.
B) The river is old.
C) The river has a high sediment load.
D) The river is young.
B
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A local aquiclude within a larger aquifer results in a(n) ____
A)cone of depression B)perched water table C)artesian aquifer D)zone of aeration E)zone of saturation
Summarize the challenges we face in protecting marine biodiversity. For each item, present a brief explanation. Further, briefly explain which challenge you personally think is the worse threat and why
What will be an ideal response?
Obsidian is an igneous rock with a glassy appearance and minimal crystal growth. What accounts for this?
A) Obsidian is an extrusive igneous rock that cooled rapidly on Earth surface, resulting in little crystal growth. B) Obsidian is an extrusive igneous rock that cooled very slowly on Earth surface, resulting in little crystal growth. C) Obsidian is an intrusive igneous rock that cooled slowly beneath Earth's surface, resulting in little crystal growth. D) Obsidian is an intrusive igneous rock that cooled rapidly beneath Earth's surface, resulting in little crystal growth.
Stratosphere
What will be an ideal response?