Which Was the MOST Probable Time Sequence for the Formation

question 51

Multiple Choice

Which was the MOST probable time sequence for the formation of the solar system?

• A) The Sun contracted first as a gas ball, and the planets and moons formed shortly afterward by accretion and condensation.
• B) The Sun formed first, the planets were spun off from the Sun, and the moons in turn were spun off from the planets.
• C) The planets formed first out of a cold nebula of gas and dust, followed by the Sun, which formed when the gas had become much hotter.
• D) The Sun formed initially, and the planets and major moons were captured much later as they drifted by the Sun.