What is a Sinkhole?

Erosion of the soil by underground water systems

Groundwater dissolving the underlying limestone bedrock (correct)

Rainfall seeping through cracks and fissures in the soil

Human activity in areas with soft mineral foundations

A few centimeters to a few meters

A few meters to several miles (correct)

A few meters to a few hundred meters

Only a few meters deep

It forms a hole once the cover collapses into the void

It forms an underground drainage system

It forms a depression that accumulates water and forms a pond (correct)

It creates a conduit system for water to pass through

<p>All of the above</p> Signup and view all the answers

<p>Artificial sinkholes</p> Signup and view all the answers

<p>Suddenly, over a short period of time</p> Signup and view all the answers