Sun Fusion

Do all stars make energy through fusion?

• Yes

• No

• Just our sun

• Only large stars

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NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

NGSS.HS-PS1-8

Define nuclear fusion.

• Nuclear fusion – combining lighter atoms to make heavier ones – is what makes it possible.

• Nuclear fusion – splitting lighter atoms to make heavier ones – is what makes it possible.

• Nuclear fusion – combining heavier atoms to make lighter ones – is what makes it possible.

• Nuclear fusion – splitting heavier atoms to make lighter ones – is what makes it possible.

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NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

NGSS.HS-PS1-8

This process, called nuclear fusion, is the energy source of all __________.

There may be more than one answer for this questions.

• planets

• suns

• stars

• plants

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NGSS.HS-ESS1-1

Stars have loads of proton - proton chain reactions happening in its core. What charge do protons have?

• neutral - no charge

• positive

• negative

• neutrino

Nuclear fusion is the reaction that generates energy in stars.

• True

• False

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NGSS.HS-ESS1-1

NGSS.HS-PS1-8

The Sun core....

• The region of the sun where energy is produced.

• The region of the sun where solar flare happen.

• The sun spots are generated at core

• The carry particles of ligh

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NGSS.HS-ESS1-1

Two nuclei with low masses are combined to form one nucleus of larger mass is called what?

• Nuclear fission

• Nuclear fusion

• Nuclear half-life

• Half-life

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NGSS.HS-PS1-8

Where is most of the helium and carbon located in the sun?

• Core

• Convective zone

• Radiative zone

• Surface

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NGSS.HS-ESS1-1

What is the fuel source for the suns energy?

• gravitational energy

• carbon atoms

• hydrogen atoms

• thermal energy

• hydrocarbon molecules

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NGSS.HS-ESS1-1

Which layer of the sun is the very center of the sun where nuclear fusion occurs?

• Corona

• Chromosphere

• Convective Zone

• Core

• Radiative Zone

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NGSS.HS-ESS1-1