Which of the following statements about ocean circulation is true? a. Water circulates in the direction in which the wind blows.

b. Water with higher salinity sinks below water with lower salinity.

c. Water that is warmed at the surface sinks, forcing cold water to rise from below.

d. The pattern of ocean circulation remains constant throughout the whole year.

A3.9 g aluminum foil ball with a charge of +4.1×10−9 c is suspended on a string in a uniform horizontal e⃗ field. the string deviates to the right and makes an angle of 30∘ with the vertical. part a part complete what information about the e⃗ field can you determine for this situation? what information about the field can you determine for this situation? only the magnitude of e⃗ only the direction of e⃗ both the magnitude and the direction of e⃗ none of the above previous answers correct part b determine the magnitude of the electric field. express your answer with the appropriate units. e e = nothing nothing request answer part c determine the direction of the electric field. determine the direction of the electric field. to the right to the left away from you toward you

How will the system respond to a temperature increase?

In automobile steering wheel is shown what is the ideal mechanical advantage blank? if the ama is eight what is the efficiency of the steering wheel?