Nuclear Fusion

Which element is used as the fuel in nuclear fusion reactions?

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NGSS.HS-PS1-8

Takes two small nuclei and combines them into a larger nucleus

• Fission

• Fusion

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Where does nuclear fusion occur in the sun?

• Surface

• Corona

• Core

• Convective zone

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Do all stars make energy through fusion?

• Yes

• No

• Just our sun

• Only large stars

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

• neutral - no charge

• positive

• negative

• neutrino

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

• Core

• Convective zone

• Radiative zone

• Surface

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What is the fuel source for the suns energy?

• gravitational energy

• carbon atoms

• hydrogen atoms

• thermal energy

• hydrocarbon molecules

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What is the primary fuel used in nuclear fusion reactions in stars?

• Hydrogen

• Helium

• Carbon

• Oxygen

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Which process involves combining two light atomic nuclei to form a heavier nucleus?

• Nuclear Fission

• Nuclear Fusion

• Radioactive Decay

• Nuclear Splitting

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NGSS.HS-PS1-8