What happened to the nebular gas that remained from the formation of the planets and their satellites?
A) It was blown away by the solar wind.
B) It condensed to form Earth's ocean.
C) It is about 10 of the modern earth atmosphere.
D) It escaped into the vacuum of space.
Question 2
The force that creates two simultaneous ocean bulges on opposite sides of Earth, directed toward or away from the Moon, is called the ________ force.
A) barycentric
B) nadir
C) oceanographic
D) tide-generating
E) zenith
