Most caves are formed by the dissolution of limestone by acidic water, which erodes the rock and creates voids and passages.

MCQs

1. Which type of rock is most commonly associated with the formation of caves?

A. Granite
B. Limestone
C. Sandstone
D. Basalt

2. What role does carbonic acid play in cave formation?

A. It strengthens the rock, preventing erosion.
B. It dissolves the rock, helping to form caves.
C. It is irrelevant to the process of cave formation.
D. It cools the lava to form volcanic caves.

3. What term describes a cave formed by the cooling of lava?

A. Limestone cave
B. Sea cave
C. Lava tube
D. Sinkhole

4. Which feature is not commonly found inside caves formed by water erosion?

A. Stalactites
B. Lava pillars
C. Stalagmites
D. Columns

 

Fill In The Blanks

Choose From These Words: millions, explore, erosion, minerals

1. Caves are formed through a process called ____________.

 

2. Water seeps through cracks in the rock and dissolves the ____________.

 

3. Some caves are formed through the actions of ____________.

 

4. The process of cave formation can take thousands or even ____________ of years.

 

5. Cave formation creates unique underground landscapes for us to ____________.

 

True/False Questions:

1. Caves are formed by the same process as building a sandcastle at the beach. (True/False)

 

2. Caves can only be found on land, not underwater. (True/False)

 

3. Caves are always dark and spooky places. (True/False)

 

4. Animals can live in caves. (True/False)

 

5. Caves are always cold and damp. (True/False)

 

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