16 Questions
What type of sinkhole develops suddenly over an hour period, causing catastrophic damage?
Cover Collapse Sinkhole
In what type of soil or rock foundation do sinkholes usually occur?
Limestone
Which type of sinkhole is caused by human activities such as groundwater pumping?
Artificial Sinkhole
What is the most intense factor causing limestone or dolomite dissolution in sinkhole formation?
Groundwater Contact
What type of sinkhole gradually grows in areas with permeable sediment covers containing sand?
Cover Subsidence Sinkhole
What is one of the natural causes of sinkholes?
Dissolution of sedimentary rocks
Which of the following is a human cause of sinkholes?
Underground water pumping
What is NOT a warning sign of an impending sinkhole?
Increased vegetation growth
Which of the following is a warning sign of an impending sinkhole related to a home?
Cracking or buckling of the home's concrete slab
What type of map shows geological features and rock units?
Geological map
What is NOT mentioned as a way to symbolize geology on a geological map?
Contour lines
What is the most common warning sign that the ground is less solid than it seems?
J-curved trees
What is a sinkhole?
A topographic depression caused by groundwater dissolving limestone bedrock
What is a common cause of sinkhole formation?
Excessive groundwater pumping
Which of the following is NOT a warning sign of an impending landslide?
Cracks on flat terrain
What is the relationship between water and landslides according to the text?
Both a and b
Learn about the characteristics and types of sinkholes, including cover collapse, cover subsidence, and dissolution sinkholes. Understand how sinkholes develop and the varying degrees of damage they can cause.
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