The mass of earth is made up of these parts. -oceans 1.4 × 1021kg -crust 2.6 × 1022kg -atmosphere 5.1 × 1018kg -mantle 4.043 × 1024kg -outer core 1.835 × 1024kg -inner core 9.675 × 1022kg what is the order, from least to greatest, of the masses of each part of earth? order the parts from least to greatest, with 1 being the smallest mass and 5 the greatest mass.