Limestone is NOT usually formed under water.

Limestone is an impermeable rock.

Limestone can be slowly dissolved by rainwater or groundwater.

This feature is formed when calcium carbonate is deposited on the ceiling of a cave.

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

This feature is formed when calcium carbonate is deposited on the floor of a cave.

When a stalactite and a stalagmite meet they form a new feature known as a:

Sometimes a large underground hollow or passage called a _________ is formed as water wears away limestone.

The name given to the distinctive landscapes which form in limestone areas is:

Another name for sink hole

Formed by meeting Stalactite and Stalagmite