Which sentence about an ocean current is correct? O Surface currents move vertically through the water.

O Upwelling moves water horizontally.

O Surface currents are caused by differences in water density.

O Upwelling is caused by winds that blow on the ocean's surface.

This flow chart shows the amount of energy that is emitted by each type of light. ultraviolet > blue light > yellow light > red light (maximum energy) (minimum energy) in an experiment, shining which type of light on a strip of metal would be least likely to produce the photoelectric effect? ultraviolet light dim blue light bright red light bright yellow light