Chao is thinking about doing a project on plate tectonics for the school science fair. which design would best relate to how the movement in the earth’s mantle is related to plate motion? a pot of boiling water to which chao will add food coloring to show the movement of the water a flat shallow pan filled with a thick liquid heated by a hot plate with thick wooden blocks on top of the liquid a flat shallow pan filled with small metal beads topped by an assembled puzzle that is shaken from side to side a flat shallow pan filled with a thick liquid that can be heated by a hot plate with pieces of a thin plastic sheet floating on top of the liquid