There are _______ types of rocks.

Rocks are broken by six agencies under ______________.

_____________ is at 2890 to 5150 Km below the Earth's surface.

There are __________ agencies of chemical weathering.

There are _________ types of endogenic forces.

Mountains,plateaus and volcanoes are produced by __________.

Therer are __________ categories of landforms found on the Earth.

____________ is 5150 to 6370 kms below the Earth's surface.

There are _______ types of exogenic forces.

_________ is a mixture of various materials.