Dams at Two Different Locations Are Needed to Form a Lake.When

Multiple Choice

Dams at two different locations are needed to form a lake.When the lake is filled,the water level will be at the top of both dams.The Dam #2 is twice as high and twice as wide as Dam #1.How much greater is the force of the water on Dam #2 than the force on Dam #1? (Ignore atmospheric pressure;it is pushing on both sides of the dams. )

A) 2
B) 4
C) 8
D) 16