What should you do if your hypothesis was incorrect based on the results of your experiment? O Keep repeating your experiment until your hypothesis is correct
O
Find a scientific reason why your hypothesis might have been incorrect and what new information you have learned from
your experiment
O Choose a different experiment
Change your data so that your hypothesis is correct

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

This is for my 8th grade science class, i really don’t understand. can someone me? , lol.

How many atoms of nitrogen are in the chemical formula ni(w on