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Identify the false statement: A) The planets are formed out of a flattened disk

ID: 81 • Letter: I

Question

Identify the false statement:

A) The planets are formed out of a flattened disk of gas evolving around a central mass

B) A stellar wind consists of the debris that is exploded out of a star as it "dies"

C) To an Astronomer, dust is solid, rocky or metallic soot-sized particles formed from cooled refractory materials.

D)Planetesimals that were larger than 1 km gravitationally pulled in all surrounding dust, ice and smaller planetesimals to become protoplanets.

E) The center material of out solar system's protoplanetary disk developed into the Sun, while the series of surrounding dust, gas, and ice rings become planets.

Explanation / Answer

D