QUESTION 1 10 points Save Answer is an accumulation of dust and gas in between s

Question

QUESTION 1 10 points Save Answer is an accumulation of dust and gas in between stars O Solar nebula theory O Interstellar cloud O Condensation O Dark matter QUESTION 2 10 points Save Answer The outer planets are composed of a. high density metals O b. metal and ice o c. low density gas O d. ice and gas O e. rock and ice QUESTION 3 10 points Save Answer What astronomical object is the most important source for determining the age of our Solar System? O a. asteroids O b. meteorites o c. lunar rocks o d. meteors e. Earth core samples

Explanation / Answer

Ans 1 - interstellar cloud (in it accumulates gas,dust and plasma etc)

Ans 2- low density gases.

Ans 3- meteroites (age was derived from the study of meteroites)

Ans 4- the ozone layer traps in UV rays.

Ans 5- true ( such planets are rocky and do have metal in it)

Ans 6- comparative planetology.

Ans 7- outer core

Ans 8- gaseous hydrogen

Ans 9- TNO's

Ans 10-migration ( known as plenetary migtation)

Ans 11- false

Ans 12- false

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