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Sheet # 33/The Great Lakes

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Together the Great Lakes form the largest body of fresh water in the world. Lake Michigan is the only lake that is entirely within the United States. The other four are shared by the United States and Canada.

Lake
Length

(miles)

Greatest Depth

(feet)

Area

(sq. miles)

Superior
350
1333
31,800
Michigan
307
923
22,400
Huron
206
750
23,000
Erie
241
210
9,910
Ontario
193
802
7,600

1. What is the area of Lake Erie and Lake Ontario together?



2. What is the area of Lake Superior, Lake Michigan, and Lake Huron together?



3. What is the total area of all five lakes?



4. How much greater is the area of Lake Huron than that of Lake Erie?



5. How much deeper is Lake Superior than Huron?



6. The Nile River (world's longest) is about 21 times as long as Lake Ontario. About how long is the Nile?



7. The average depth of the Pacific Ocean is about 15 times as deep as the greatest depth of Lake Michigan. What is the average depth of the Pacific?



8. The distance around Earth is about 129 times the length of Lake Ontario. About how far is it around our planet Earth?