Author Question: The Oort Cloud is thought to be A) the cloud of gas and dust from which our solar system formed. ... (Read 49 times)

james9437 · **on:** Jul 27, 2018

The Oort Cloud is thought to be

A) the cloud of gas and dust from which our solar system formed.
B) a cloud of debris that occasionally encounters the Earth, causing a meteor shower.
C) the spherical cloud of comets and some larger icy bodies surrounding the outer solar system.
D) a cloud of asteroids moving between the orbits of Mars and Jupiter.
E) the material in the ecliptic plane that creates the zodiacal light.

Question 2

What would happen if mass is added to a 1.4 solar mass white dwarf?

A) The star would explode as a nova.
B) The star's radius would increase.
C) The star would immediately collapse into a black hole.
D) The star would erupt as a carbon detonation (type I) supernova.
E) The core would collapse as a type II supernova.