where is stream flow the fastest?

Rank River Average discharge (m3/s)
1 Amazon 2,09,000
2 Congo 41,200
3 Ganges – Brahmaputra – Meghna 38,129
4 Orinoco 37,000

How do I make my stream flow faster?

A narrow channel that is V‐shaped or semicircular in cross section results in faster flow; a wide, shallow channel yields a slower flow because there is more friction between the water and the stream bed. A smooth channel offers less friction than a rocky or boulder‐strewn channel, resulting in faster flow.

Do rivers flow north to south?

Rivers flow in one direction all over the world, and that direction is downhill. Across the central and eastern United States, it is rare for rivers to flow north because the slope of the land is toward the south and east.

Which is the deadliest river in the world?

The Zambezi is considered by many to be the world’s most dangerous river, which is partly what drew me. It’s almost 3,000km long, peppered with unexploded mines, killer rapids and deadly animals. Before the expedition, I joined a wildlife survey that counted 188,000 crocodiles and 90,000 hippos along its length.

How fast does the Amazon river flow?

The average velocity of the Amazon is about 1.5 miles per hour, a speed that increases considerably at flood time. The rise and fall of the water is controlled by events external to the floodplain.

What is the strongest river?

Amazon River – The Most Powerful River on Earth.

Do streams flow fast?

As a stream flows faster, it can carry larger and larger particles. … At flood stage, rivers flow much faster and do more erosion because the added water increases the stream’s velocity. Sand, silt and clay size particles generally make up the suspended load for a stream (Figure 10.2).

Can fast flowing water in a stream move a boulder?

The water flowing in streams erodes, transports, and deposits sediment. Most rocks and minerals are much denser than water. Sufficient energy in the stream is required to dislodge rocks from the earth and move them. The faster a stream flows, the more energy it has and the larger pieces of sediment it can transport.

What is streamflow in hydrology?

Streamflow, or channel runoff, is the flow of water in streams, rivers, and other channels, and is a major element of the water cycle. … The discharge of water flowing in a channel is measured using stream gauges or can be estimated by the Manning equation. The record of flow over time is called a hydrograph.

What are the only two rivers in the world that flow north?

Johns River and the Nile River are the only two rivers in the world that flow north.” In this editorial he explains that there are hundreds of rivers that flow north and; in fact, the St.

Does the Nile flow backwards?

Rivers always flow downhill. It’s a common misconception that something about the earth forces most rivers to flow south. Plenty of rivers flow north, including the Nile, which gathers from high-elevation lakes in the African Rift Valley.

What is the only river that flows backwards?

The Chicago River Actually Flows Backwards. In this week’s Maphead, Ken Jennings explores how a canal changed the river’s flow from north to south.

Do all rivers flow into the Mississippi?

During a meandering 2,350 mile journey south to the Gulf of Mexico, the Mississippi River is joined by hundreds of tributaries, including the Ohio and Missouri Rivers. Water from parts or all of 31 states drains into the Mississippi River, and creates a drainage basin over 1,245,000 square miles in size.

What is the oldest river in the world?

List of some of the world’s oldest rivers

River Age (Mya) Outflow
Nile 65 to 75 Mediterranean Sea
Thames 58 North Sea
Indus (Sindhu) 45 Arabian Sea
Tyne 30 North Sea

Why are you not allowed to swim in the Hudson River?

The most important thing about swimming in the river is to avoid going near dredging operations and areas with vessels and boat traffic, the health department says. … You should also avoid swimming in cloudy or discolored water because it may contain more microorganisms and affect your ability to see hazards.

Can you pee in the Amazon River?

It is not uncommon for people swimming or bathing in the river to urinate while in the water, an action which creates tiny water currents that are rich in urea and ammonia, much like an exhaling fish. … He was swimming in the Amazon River when he claims he went head to head with the tiny parasite: “I felt like urinating.

How long is Mississippi river?

3,766 km

Which countries does the Amazon flow through?

The Amazon River is located in the northern portion of South America, flowing from west to east. The river system originates in the Andes Mountains of Peru and travels through Ecuador, Colombia, Venezuela, Bolivia, and Brazil before emptying into the Atlantic Ocean.

What is the fastest flowing river in the United States?

List of U.S. rivers by discharge

No River Average discharge (cfs)
1 Mississippi River 593,000
2 Ohio River 281,500
3 Saint Lawrence River 348,000 (275,000 at U.S.-Canada boundary)
4 Columbia River 273,000

What river has the fastest current in the United States?

Off the Atlantic seaboard of the United States, the Gulf Stream flows at a rate nearly 300 times faster than the typical flow of the Amazon River. The velocity of the current is fastest near the surface, with the maximum speed typically about 5.6 miles per hour (nine kilometers per hour).

What river discharges the most water?

List of rivers by discharge

No Continent River
1 South America Amazon
2 Africa Congo (Zaire)
3 Asia Ganges/Brahmaputra/Meghna
4 South America Orinoco

What is the speed of the stream?

Boats and Streams Formula

Upstream (u−v) km/hr
Downstream (u+v)Km/hr
Speed of Boat in Still Water ½ (Downstream Speed + Upstream Speed)
Speed of Stream ½ (Downstream Speed – Upstream Speed)
Average Speed of Boat {(Upstream Speed × Downstream Speed) / Boat’s Speed in Still Water}

How fast does a stream have to move to carry a 1cm particle?

Answer: A stream flowing at a velocity of 100 centimeters per second cm/sec. 2.

What is the Bedload of a river?

Bedload: the material carried by a river by being bounced or rolled along its bed.

Why do mountain streams flow fast and wild?

Most rocks and minerals are much denser than water. Sufficient energy in the stream is required to dislodge rocks from the earth and move them. The faster a stream flows, the more energy it has and the larger pieces of sediment it can transport.

Can rivers help break down mountains?

Rivers can erode some landforms, like mountains, but also create others. Rivers and streams can carry sediment, which is pieces of earth that have been broken off by erosion.

Can a river move large boulders?

As streams and rivers flow, they carry sediments of various sizes, from fine sand to large boulders.

Can stream discharge be recorded?

Stream stage (or water level) and streamflow (or discharge) are measured at locations called streamflow gaging stations. Stage is measured and recorded continuously by electronic instruments. … A flood occurs and the discharge increases to 10,000 cubic feet per second.

How do rivers stay full?

Why do rivers continue to flow, even when little or no rain has fallen? Much of the water feeding a stream runs slowly underground through shallow aquifers. These sediments are saturated like natural sponges and respond slowly to rainfall and drought.

How fast does a creek flow?

“Speed also varies along the stream channel, being fastest where the channel is narrowest and the gradient steepest, and it changes with time, being fastest at flood stage. Speed probably varies from about 3 ½ to 7 miles per hour.”

What is the longest free flowing river in the US?

Yellowstone River
1) Yellowstone River, Montana At 692-miles-long, the Yellowstone River in Montana is the longest free-flowing river in the contiguous U.S. Starting high in the mountains of Yellowstone National Park, the river flows uninterrupted until it meets up with the Missouri near Williston, North Dakota.

Is there a river that flows uphill?

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