Major Relief Features of the World

What are mountains?

• Mountains are lower than the surrounding area.

• Mountains are regions on the Earth's surface that are higher than the surrounding area.

• Mountains are equal to the hills.

Snow covered high mountains have (a)   that melt and become the source of many major rivers.

What are the three types of mountains?

• Wall Mountains

• Block Mountains

• Volcanic Mountains

• Fold Mountains

Which is a block mountain?

• 
• 
• 

Rift valley is also called___________

• Horst

• Graben

Block mountains are formed due to the

• Tension that creates faults i the crust.

• Compression

• Volcanic action

• Tectonic action

Tableland is also called______

• Mountain chain

• Plateau

• Plain

• Mountain

Deccan plateau is rich in_____

• Soil

• Minerals

• Heat

• Water

What is a downfold?

• Syncline

• Anticline

Plateaus are often caused by internal forces, volcanic eruption or erosion. They are elevated flat regions, lower than the mountains, which have a flat top and steep sides. Therefore plateaus are called___________.

• Graben

• Tablelands

• Alluvium

• Alluvial