Formation of Caves and Karst Topography

Karst topography is an area that has

• lots of mountains

• many lakes

• caves and sinkholes

Caves and sinkholes occur because

• acid rain weathers rock over time

• magma pushes its way through the rock forming holes

• Water wears away the rock forming caves

Tags

NGSS.MS-ESS2-2

Rock that is very likely to easily weather is

• igneous - granite

• sedimentary - limestone

• metamorphic - gneiss

Limestone and dolomite are mostly composed of the mineral ________ which is soft and weathers easily.

• quartz

• calcite

• sulfur

Tags

NGSS.MS-PS1-1

One problem karst topography presents to groundwater is that it can easily contaminate well water for thousands of people from spills or leaks in the ground.

• true

• false

A landscape underlain by limestone which has been eroded by dissolution, producing springs, sinkholes, caves and aquifers.

• landform

• karst

• Topography

• Aquifer

Tags

NGSS.MS-ESS2-2

This feature is formed when the roof of an underground cavern collapses.

• stalagmite

• sink hole

• stalactite

• pillar

Tags

NGSS.MS-ESS2-2

What dissolves limestone to form caves? 

• carbon dioxide
• carbonic acid

Rock formations hanging from a roof are called ________.

• stalactites

• stalagmites

• troglodytes

• minerals

Tags

NGSS.MS-ESS2-4

When water mixes with carbon dioxide, what solution is formed?

• Carbonic acid

• Calcite

• Calcium carbonate

Tags

NGSS.MS-PS1-2