Jonny Appleseed wants to plant his 0.001 kg apple seed in the ground. He grabs a shovel and applies 50 N of force on the shovel the ground to dig a hole. The shovel
applies 60 N of force straight down on the ground.
The ground applies
N of force of the shovel.

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

Find the mass by adding the numbers from the three sliders

Which sections of the heating curve illustrate this process?