Sun and Star Lifecycle

How does the sun produce energy?

• By burning sulfur

• By making carbon from water and oxygen

• By fusing hydrogen into helium

• By the fission of uranium atoms

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

What is the role of the magnetosphere?

• It blocks iron pellets that fly off the sun as things explode

• It cools the temperature of the sun's rays so they do not burn us

• It makes iron magnetic here on earth

• It deflects the solar wind

How much of the sun's radiation actually makes it to the earth's surface?

• All

• Most

• A small amount

• none

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS2-4

With regard to a star's life cycle, all stars begin as what thing?

• A nebula

• A red giant

• A supernova

• Ashes

Only high mass stars have this in their life cycle.

• A red giant

• A nebula

• A white dwarf

• A supernova

How might a high mass star's life cycle end? (check all that apply)

• white dwarf

• neutron star

• black hole

• red giant

A low mass star life cycle will end as ___.

• a supernova

• a white dwarf

• a neutron star

• a black hole

Which of the following describes the sun's place in its life cycle?

• It is a nebula

• It is a white dwarf

• It is a red giant

• It is a yellow main sequence star

Main sequence stars have what in common?

• They are primarily fusing hydrogen into helium

• They are red in color

• They are larger than most other stars

• They are the hottest stars

Tags

NGSS.HS-ESS1-1

A Hertzsprung Russell diagram compares which of the following star characteristics? (check all that apply)

• color

• temperature

• brightness

• size