What is the process of accretion?
A) The separation of materials in a protoplanet by density, with dense material in core
B) Growth of an object by the accumulation of matter
C) The breakup of large objects by violent collisions with other similar-sized objects
D) The period of time during which the Sun swept away all the excess material in the solar nebula
E) The process by which the solar nebula became heated during its collapse

Question

Quizplus · Accepted Answer

Accretion is the growth of an object by the accumulation of matter, typically via gravitational attraction. This process is seen in the formation of planets, stars, and galaxies.

What Is the Process of Accretion