Near its source, a river is well above sea level and flows ___________ downhill.

All streams contain sand and other pieces of rock which are ______________ by the water.

The wearing away of land by wind, moving water or ice is called_____________.

In the lower course of a river, the river is getting______________.

____________ is a place where river begins.

Materials are dropped on the banks of a river. This is called ______________.

Materials are carried along the river away. This is called ___________________.

A place where a river goes over a cliff is called ______________.

What landform can you see in the picture?

What landform can you see in this picture?

What is the deep water called beneath a waterfall?

Waterfalls are found at what stage of a river?

The river undercuts the hard rock, creating an overhang.

Hydraulic Action is...

Waterfalls are landforms created by....

In which section of the river do waterfalls form?

How many courses of a river are there?