Role of Nuclear Fusion

Do all stars make energy through fusion?

• Yes
• No
• Just our sun
• Only large stars

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

Do all stars make energy through fusion?

• Yes
• No
• Just our sun
• Only large stars

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

_________ happens naturally due to an unstable nucleus.

• fission
• fusion
• radioactive decay
• K-capture

Tags

NGSS.HS-PS1-8

Very high temperature and pressure is required for:

• Fission
•  Fusion
• Radioactive Decay

Tags

NGSS.HS-PS1-8

Which of the following is true about nuclear fusion?

• It is easy to implement.
• It produces less energy than nuclear fission.
• It produces more energy than nuclear fission.
• It has the ability to occur easily in everyday life.

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

Nuclear fusion releases energy when:

• heavy ions fuse together
• very light nuclei fuse together
• uranium splits into two fragments
• uranium emits a neutron

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

Where does fusion occur naturally?

• Underwater
• All around us
• In the radioactive waste
• On the sun

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

Which atoms combine together during fusion reaction on the sun?

• Helium and Hydrogen atoms
• Hydrogen atoms
• Hydrogen and Lithium atoms
• Hydrogen and Carbon atoms

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

Hydrogen is the primary fuel

• Fission
• Fusion
• Radioactive Decay

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

Which type of radioactive decay gives off energy only?

• alpha
• beta
• gamma

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NGSS.HS-PS1-8