What is upper course and lower course?

What is upper course and lower course?

Answer: Upper course river features include steep-sided V-shaped valleys, interlocking spurs, rapids, waterfalls and gorges. Middle course river features include wider, shallower valleys, meanders, and oxbow lakes. Lower course river features include wide flat-bottomed valleys, floodplains and deltas.

How many courses are there in a river?

River Systems. The river has three different “courses”, the Upper Course, Middle Course and Lower Course, each with their own different characteristics. waterfalls, interlocking spurs. meanders, floodplains.

What is the lower course of a river called?

‘Lower course’ of the river includes floodplains and deltas. Lower course of river includes several land forms namely floodplain, Levee, estuary, and deltas. Rivers got flooded on a regular period of time.

What is the primary course of a river?

If we look into the whole length of a river we will notice that it has three definite courses: 1. The Upper or Mountain Course 2. The Middle or Plain Course 3. The Lower or Deltaic Course.

What is the middle course of a river?

The middle course of a river is found on gently sloping land, and is typically identified by its meandering path – the sweeping side to side curves. The middle course has two main features – meanders and ox-bow lakes.

What is a river course of a river?

The course of a river is the direction in which a river flows. You must remember that all rivers flow downhill. We can find 3 different courses in a river: upper, middle and lower course. Upper course: usually, rivers are born in mountains. The place where the river begins is called the source.

What is a lower course of a river?

In the lower course, the river has a high volume and a large discharge. The river channel is now deep and wide and the landscape around it is flat. However, as a river reaches the end of its journey, energy levels are low and deposition takes place.

Why is river delta called delta?

The term delta comes from the upper-case Greek letter delta (Δ), which is shaped like a triangle. Deltas with this triangular or fan shape are called arcuate (arc-like) deltas. The Nile River forms an arcuate delta as it empties into the Mediterranean Sea.

What is a middle course of a river?

What are the three courses of a river?

Course of a River. The course of an ideal river may be divided into three parts according to its mode of work: The upper course or mountain course, The middle or the plain course and The delta or the lower course. 1. The upper course or mountain course: Erosion is the principal form of work in mountains.

Which is the correct glossary of River terms?

Glossary of River Terms. alluvial. Alluvial means deposited by running water. banks. Banks are the sides of a river or stream between which the water normally flows. bed. The bed (also called the river bed) is the bottom of the river (or other body of water). brackish.

What kind of water is at the bottom of a river?

Banks are the sides of a river or stream between which the water normally flows. bed The bed (also called the river bed) is the bottom of the river (or other body of water). brackish Beackish water is water that is saltier than river water but less salty than sea water.

Which is the upper course of a river?

In the upper course, you might find: The middle course is where the river starts to slow down. It gets wider, and travels in winding loops. There is a lot of lateral erosion, deposition and transportation. The middle course can take up most of the river. In the middle course, you might find: The lower course is the last course of a river.