The Solar System

Question 1

About 90 percent of the stars in space are ____ stars.a.nebulac.main sequenceb.giantd.white dwarf

Revolt · Accepted Answer

C

Question 2

A star begins as a ____, a large cloud of gas and dust.a.nebulac.dwarfb.giantd.black hole

Revolt · Accepted Answer

A

Question 3

Our Sun is considered average because its temperature and absolute magnitude place it in the middle of the ____ range of the H-R diagram. a. white dwarf c. main sequence b. red giant d. supergiant Please select the best answer from the choices provided

Revolt · Accepted Answer

C

Question 4

A main sequence star becomes a ____ after it uses up the hydrogen in its core.a.nebulac.black holeb.supernovad.giant

Revolt · Accepted Answer

D

Question 5

In the evolution of extremely large stars, they begin as supergiants or supernovas, if the star nucleus is large enough it will continue to contract and form neutron stars, and finally, if the contractions continue, everything around the neutron star and the neutron star itself will be pulled into what is called a __________. a. white dwarf c. giant b. nebula d. black hole Please select the best answer from the choices provided

Revolt · Accepted Answer

D

Question 6

What is the area beyond a black hole where the black hole has stopped expanding and matter will no longer be pulled in?a.The singularityc.The horizonb.The nebulad.The plane

Revolt · Accepted Answer

C

Question 7

Stars that are not very hot but give off a lot of light are __________.

Revolt · Accepted Answer

giants

Question 8

Please select the word from the list that best fits the definition

Revolt · Accepted Answer

main sequence

Question 9

Which is the correct life sequence of a star?

Revolt · Accepted Answer

nebula, main sequence, giant, dwarf

Question 10

Please select the word from the list that best fits the definition

Revolt · Accepted Answer

white dwarf

The Solar System Answers

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