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Waterfall

en.wikipedia.org/wiki/Waterfall

A waterfall is a place where water flows over a vertical drop or a series of drops in the course of a stream or river. Waterfalls also occur where meltwater drops ...

Fun Waterfall Facts for Kids - Interesting Information about Waterfalls

www.sciencekids.co.nz/sciencefacts/earth/waterfalls.html

Jul 8, 2016 ... Enjoy our fun waterfall facts for kids. Learn interesting information about waterfalls including where they are found, how waterfalls form, different ...

waterfall - National Geographic Society

nationalgeographic.org/encyclopedia/waterfall/

Mar 28, 2013 ... A waterfall is a steep descent of a river or other body of water over a rocky ledge.

World of Waterfalls: Education: How Are Waterfalls Formed?

www.world-of-waterfalls.com/featured-articles-waterfalls-101-how-are-waterfalls-formed.html

So how do waterfalls get formed? Answering this question is really a lesson in geology and the water cycle. Read more to see why...

Waterfall Facts for Kids

www.scienceforkidsclub.com/waterfalls.html

Waterfalls are seriously cool. Have you stood near a waterfall and just watched it ? It's amazing. There are also heaps of seriously awesome waterfalls in the ...

Waterfalls

www.priweb.org/ed/earthtrips/Kashong/waterfalls.html

Waterfalls commonly form where water rushes down steep hillsides and quickly erodes the rocks. The height and number of waterfalls along a stream or river ...

waterfall Facts, information, pictures | Encyclopedia.com articles ...

www.encyclopedia.com/topic/waterfall.aspx

waterfall a sudden unsupported drop in a stream. It is formed when the stream course is interrupted as when a stream passes over a layer of harder...

BBC - KS3 Bitesize Geography - Rivers and flooding : Revision ...

www.bbc.co.uk/bitesize/ks3/geography/physical_processes/rivers_flooding/revision/6/

Waterfalls often form in the upper stages of a river where it flows over different bands of rock. It erodes soft rock more quickly than hard rock and this may lead to  ...

waterfall | geology | Britannica.com

www.britannica.com/science/waterfall-geology

Waterfall, area where flowing river water drops abruptly and nearly vertically (see video). Waterfalls represent major interruptions in river flow. Under most ...

2. – Waterfalls – Te Ara Encyclopedia of New Zealand

www.teara.govt.nz/en/waterfalls/page-2

So a waterfall occurs when geological forces have produced either a sudden change in rock types or a steepening of a gradient where a stream is flowing.

Answers
A waterfall is a place where flowing water rapidly drops in elevation as it flows over a steep region or a cliff. Waterfalls are often formed by rivers where softer bedrock downstream is eroded faster than the harder bedrock upstream.