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because things change over the years and form different shapes
Wiki User
∙ 12y ago
Wiki User
∙ 15y agoBecause the water flowing over the falls is slowly eroding the rocks forming the edge of the waterfall back up the gorge all the time.
Wiki User
∙ 11y agoit has changed overtime due to erosion and weathering
Wiki User
∙ 11y agoWiki User
∙ 11y agoThe waterfall moves upstream by several meters each year.
Wiki User
∙ 13y agoThey have moved upstream
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What's the history of Niagara Falls?
niagara falls is 12000 years old. in the old native time they used to call niagara falls by "nigagariga."
How far has Niagara Falls moved back?
Niagara Falls has eroded 11.4 kilometers (7.1 miles) during the last 12,300 years.
When was the birth of Niagara Falls?
12000 years ago.
What rate does the water at American falls and bridal veil falls flow at?
Niagara falls is 12000 years old. in the old native time they used to call niagara falls by "nigagariga."
What rate does the water at American and bridal veils falls flow at?
niagara falls is 12000 years old. in the old native time they used to call niagara falls by "nigagariga."
What will happen to niagara falls in years to come?
They will continue to move upstream.
When was Niagara Falls discovered?
1677 . But thousands of years earlier by Native Americans.
What was the names of the men who discovered Niagara Falls?
Father Louis Hennepin became the first European to write of the falls in a book describing his travels to the New World in 1678. But it has been there about 12,000 years.
How much does the niagara falls retract each year?
one foot per 10 years
Who was the first person to discover niagara falls?
John Hancock, but native americans discovered it thousands of years ago.
How was niagara falls formed?
Niagara Falls is on of nature's greatest wonders. These gigantic waterfalls were formed 10,000 years ago when the last glaciers were retreating north. As the glaciers moved, they exposed cliffs at Niagara and allowed water to flow from Lake Erie into Lake Ontario. As the cliffs eroded, the water flowed back into Lake Erie, creating the falls.
Why do they say that Niagara falls moves?
Because over the years the water erodes the rocks that the water fall flows over therefore the falls are moving backwards!
