In the nebular theory, the process by which planets form is referred to as
A) accumulation
B) fusion
C) agglomeration
D) accretion

Question

Quizplus · Accepted Answer

The process by which planets form in the nebular theory is referred to as accretion. This involves the gradual accumulation of material through the collision and sticking together of particles and larger bodies to form larger and larger objects, eventually leading to the formation of planets.

In the Nebular Theory, the Process by Which Planets Form