The inner planets are primarily of rock and metal because A)The sun’s gravity heavy materials, and pulled center of
the solar system.B) The angular momentum of solar nebula flung light elements
outward.C) sun it hot but rock, metal to condense.d none
The answer is B. As the sun originally began to shine and solar winds formed, the solar winds blew lighter, more gaseous elements outwards to form the outer planets and left heavier elements such as rock and metal at the inner ring of the solar system to form the inner planets.