Ascientist plants two rows of corn for experimentation. she put fertilizer on row 1 but does not put fertilizer on row 2 both rows receive the same amount of water and light intensity she checks the growth of the corn over 5 months what is the constant in this experiment

The constant of her experiment is water and sunlight which are necessary for photosynthesis, both factor are common to both plants

Explanation:

convex lenses are thicker at the middle. rays of light that pass through the lens are brought closer together (they converge). a convex lens is a converging lens. when parallel rays of light pass through a convex lens the refracted rays converge at one point called the principal focus.

statement #3 on andre"s list is false.