According to solar nebula theory, what is the first step in planetesimal formation?
A) heating
B) flattening
C) accretion
D) condensation
E) gravitational collapse
Correct Answer:
Verified
Q31: From meteorite and lunar rock samples, astronomers
Q32: What is the process in planetary formation
Q33: Once a protoplanet reached a large mass,
Q34: As a radioactive substance gradually decays, the
Q35: Comets are composed of _.
A) rock and
Q37: The outer planets are composed of _.
A)
Q38: What astronomical object is the most important
Q39: Who was the first to propose solar
Q40: The inner planets are composed of _.
A)
Q41: Match the planetary body with its definition.
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents