Statistics for Physical Geography Superlatives

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Hint	Answer	% Correct
Biggest ocean	Pacific Ocean	100%
Tallest mountain (height above sea level)	Mount Everest	96%
Longest river	Nile River	96%
Biggest tropical rainforest	Amazon Rainforest	94%
Longest mountain range (on land)	Andes	94%
Deepest ocean trench	Mariana Trench	92%
Biggest desert (excluding polar deserts)	Sahara Desert	92%
Biggest island	Greenland	87%
Tallest waterfall	Angel Falls	85%
Largest lake by surface area	Caspian Sea	81%
Largest coral reef system	Great Barrier Reef	79%
Deepest lake	Lake Baikal	79%
Largest freshwater lake by surface area	Lake Superior	79%
Biggest waterfall (by maximum flow rate)	Victoria Falls	79%
Biggest peninsula	Arabian Peninsula	69%
Biggest bay	Bay of Bengal	67%
Tallest mountain (from base to summit)	Mauna Kea	65%
Tallest free-standing mountain	Mount Kilimanjaro	58%
Tallest mountain (when measured from the earth's core)	Mount Chimborazo	38%
Longest valley	Great Rift Valley	29%