Differentiate of Erosion and Accretion

the most abundant elements in the earth's crust

rank element abundance in crust (ppm)

1 oxygen 467,100

2 silicon 276,900

3 aluminium 80,700

4 iron 50,500

6 more rows

Constellations

Explanation:

A constellation is a group of stars that forms an imaginary outline or pattern on the celestial sphere, typically representing an animal, mythological person or creature, a god, or an inanimate object.