Author Question: What is defined here? A larger cluster of irregularly shaped, rocky planetesimals form an orbiting ... (Read 70 times)

Tazate · **on:** Jul 16, 2018

What is defined here? A larger cluster of irregularly shaped, rocky planetesimals form an orbiting belt between Mars and Jupiter.

A) comets
B) meteors
C) asteroids
D) meteorites

Question 2

Which option was not an effect of gravitational push and pull on planetary embryos?

A) Embryos began to accrete particles from outside of their original feeding zones.
B) The original compositional gradients from inner to outer parts of the solar system imparted by varying condensation temperatures was blurred.
C) The embryo orbits crossed one another, setting up collisions that continued the planetary accretion process to the next stage the making of the inner rocky planets.
D) The speed of rotation was increased by accretion and some of the embryos began to break apart.