Question R3 Q4 - NSB Double Elimination 2013

Consider ocean water underlying sea ice with cold air above the sea ice. The rate at which heat flows out of ocean water is which of the following?

W) Directly proportional to the temperature difference between the air and the water

X) Directly proportional to the thickness of the ice layer

Y) Constant once ocean water reaches -5° Celsius

Z) Increased by the snow cover on top of the ice

Science Bowl Question