I beleive it is either A or C. im stuck between those 2 answers. I did this section 2 weeks ago.
Hello,
Convection currents<span> in the mantle drive plate tectonics. Convection is the reason for o</span>cean currents. Ocean currents<span> result from two processes - the action of wind on the surface of the water, and from variation in water temperature that causes movement.
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Both the mantle and ocean experience <span>the heat transfer due to bulk movement of molecules within fluids such as gases and liquids, including molten rock; this is called, again, convection.
Faith xoxo</span>
Everything comes from the ground so soil or water
Well in most ecosystems, all the energy in the food chain originally comes from the sun. Plants absorb carbon dioxide from the air and using energy from the sun, the plants turn it into glucose. Then the glucose is transformed into ATP inside the bodies of animals