Which measure of fitness is being demonstrated by the man in the image?

Which graph best represents the relationship between the electric current and the rate at which a magnet is turning inside an electric generator?

Scientific models are based on current knowledge, which can limit their effectiveness when new discoveries are made.

Consider an ideal gas at 27.0 degrees celsius and 1.00 atmosphere pressure. imagine the molecules to be uniformly spaced, with each molecule at the center of a small cube. what is the length l of an edge of each small cube if adjacent cubes touch but don't overlap?