Waterfalls quiz
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In which country are the Rhine Falls?
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More questions about Waterfalls
These visible examples show the question style. LearnClash turns the full topic into ranked duels and spaced repetition.
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Which two countries share Iguazu Falls?
Answer: Argentina and Brazil
Why: Paraguay joins the other two downstream, at the Triple Frontier where the Iguazu River flows into the Paraná.
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What stopped Niagara Falls for up to 40 hours in March 1848?
Answer: Ice jam
Why: Wind drove Lake Erie ice into the mouth of the Niagara River and dammed it, so people walked on the exposed riverbed.
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When were Niagara's American Falls turned off for study?
Answer: 1969
Why: The fallen rock at the foot of the falls was left in place, partly because removing it might have weakened the cliff.
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Who named Victoria Falls in 1855?
Answer: David Livingstone
Why: He first saw the falls from a small island on their brink, which is now called Livingstone Island.
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Which inventor's statues stand on both sides of Niagara Falls?
Answer: Nikola Tesla
Why: Niagara's Adams power station ran on Tesla's alternating-current system and first sent power to Buffalo in 1896.
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Which dam's reservoir drowned Guaíra Falls in 1982?
Answer: Itaipu Dam
Why: Guaíra's flow was among the greatest of any waterfall then on Earth.
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