Asked by Cindy Vuong on Jul 21, 2024
Verified
The crater at Crater Lake was formed by:
A) collapse of overlying rocks into an emptied magma chamber
B) an asteroid impact
C) the erosion of ash and cinders from a circular basin filled with pyroclastics
D) formation of a large sinkhole over a collapsed limestone cavern system
Magma Chamber
An underground pool of liquid rock found beneath the surface of the Earth.
Asteroid Impact
The collision of an asteroid with another body, such as the Earth, often causing significant geological and environmental changes.
Sinkhole
A closed, circular depression, usually in a karst area, resulting from the collapse of an underlying cave.
- Determine the usual attributes and risks pertaining to calderas.
Verified Answer
MR
Maria RamirezJul 23, 2024
Final Answer :
A
Explanation :
The crater at Crater Lake was formed by the collapse of the mountain peak after a major eruption, which emptied the magma chamber below, causing the peak to collapse into the void left by the magma. This process is known as a caldera formation.
Learning Objectives
- Determine the usual attributes and risks pertaining to calderas.