All are subatomic particles.
Answer:
They attract, that they are inside our Earth and they make magnetic shield that protect us
Chromatography separates a mixture by adding a liquid (usually water) to separate out the pigments of the mixture/ink. The inks separate accordingly because as the water picks up and carries the pigments, each pigment travels at a different speed. This causes differentiation to appear, which causes the pigments to separate and show accordingly.
Iron is the element found in the liver