The sun heats the surface of the ocean, and two layers of water result. these layers are separated by what?

Water circulation is caused by the movement of water molecules between areas of different densities. Since water near the surface is less dense than water near the bottom, the water circulates. Density!

Thermocline.     Pycnocline seperates layers.

If these are the missing choices: a. to determine skin temperature, place the back of your hand against the patient's skin.b. determine body temperature by touching the patient's hands and feet.c. skin temperature will tell you very little about this patient's condition or well-being.d. the patient's skin temperature and color will likely be warm and red.my answer is: a. to determine skin temperature, place the back of your hand against the patient's skin. using the back of the hand to check for temperature rather than the palm is more effective because the back of the hand has more nerves that can feel and transmit the temperature than the palm.