A Waterfall Is 70 M High $\degree$ C)
A) 0 $\degree$ C
B) 0

Multiple Choice

A waterfall is 70 m high. What is the increase in water temperature at the bottom of the falls if all the initial potential energy goes into heating the water? (g = 9.8 m/s², c_w = 4186 J/kg· $\degree$ C)

A) 0.16 $\degree$ C
B) 0.34 $\degree$ C
C) 0.69 $\degree$ C
D) 1.04 $\degree$ C