Author Question: What mechanism likely accounts for whether a large icy planetesimal becomes a water world or a gas ... (Read 82 times)

tth · **on:** Jul 27, 2018

What mechanism likely accounts for whether a large icy planetesimal becomes a water world or a gas giant?

A) the timing of when the stellar wind blows away the remaining gas of the planet forming nebula
B) the amount of heavy metals initially present in the disk
C) the migration of larger planets through the disk
D) the presence of other planets to make its orbit highly eccentric

Question 2

Laboratory experiments conducted with particle accelerators confirm predictions made by the theory that unifies ________.

A) the strong, weak, and electromagnetic forces into the GUT force
B) the electromagnetic and weak forces into the electroweak force
C) the unification of all four forces into a single superforce
D) the strong and weak forces into the combined nuclear force