Wind is the driving force behind which type of current?
a. surface
b. convection
c. deep - water
d. el nino

Which of the following is an example of units for speed

With the simplified model of the eye, what corrective lens (specified by focal length as measured in air) would be needed to enable a person underwater to focus an infinitely distant object? (be careful-the focal length of a lens underwater is not the same as in air! assume that the corrective lens has a refractive index of 1.62 and that the lens is used in eyeglasses, not goggles, so there is water on both sides of the lens. assume that the eyeglasses are 1.90

When using the scientist method, which step comes last?