You hypothesis is: "If rats use their brains, then they will grow more neurons" You do an experiment and find out that rats who have to use their brains by going through mazes and solving
puzzles, have more neurons than rats that don't use their brains. Do these results confirm or reject your hypothesis?
O Confirm
o Reject

What are the chemical names of these compounds? ke: mg3n2: reset next

Which theory was contradicted by experiments with the photoelectric effect? light spreads out after it passes through a small opening. as soon as light strikes metal, electrons will be ejected. visible light, regardless of color, will cause the ejection of electrons when striking metal. the kinetic energy of ejected electrons depends on the frequency of light that strikes the metal.

According to the diagram, what sources contribute to the phosphorus found in soil? according to the diagram, phosphorus found in soil contributes phosphorus to what other sources?