What is the main energy source for deep ocean currents that move large volumes of water around the planet?

Which of the following statements about wearher along mountain ranges is correct

All of the following are good ways to evaluate written sources of information except:

In a field, water flows down through the soil and then through a layer of loose rocks before the flow stops. what type of material did the water most likely encounter when it stopped? a layer of granite another soil layer a layer of rocks with cracks another layer of loose rocks