IPC Test 1 - 4th 6wks

What is the process called where a heavy atomic nucleus splits into two lighter nuclei, releasing energy?

• Combining two light nuclei to form a heavier nucleus

• Splitting a heavy nucleus into two lighter nuclei

• Converting mass into energy

• Electrons orbiting the nucleus

Tags

NGSS.HS-PS1-8

Which of the following is an example of nuclear fusion?

• The reaction in a nuclear power plant

• The reaction in the sun

• The decay of radioactive isotopes

• The splitting of uranium atoms

Tags

NGSS.HS-PS1-8

NGSS.HS-ESS1-1

What are the four fundamental forces of nature?

• Gravitational, Electromagnetic, Weak Nuclear, Strong Nuclear

• Gravitational, Electromagnetic, Thermal, Strong Nuclear

• Gravitational, Electromagnetic, Weak Nuclear, Frictional

• Gravitational, Electromagnetic, Thermal, Frictional

Tags

NGSS.HS-PS2-4

Why does nuclear fusion require extremely high temperatures?

• To increase the speed of the reaction

• To overcome the electrostatic repulsion between nuclei

• To provide energy for the reaction

• To stabilize the reaction

What is the role of the strong nuclear force?

• It holds electrons around the nucleus

• It binds protons and neutrons in the nucleus

• It causes objects to fall

• It allows heat transfer

Compare the energy output of fission and fusion reactions. Which releases more energy?

• Fission releases more energy than fusion

• Fusion releases more energy than fission

• Both release the same amount of energy

• Neither releases significant energy

Tags

NGSS.HS-PS1-8

What is a challenge of using nuclear fusion as an energy source?

• Fusion reactions are easy to control

• Fusion requires less fuel than fission

• Fusion requires extremely high temperatures and pressures

• Fusion produces more waste than fission

Tags

NGSS.HS-PS1-8

NGSS.HS-ETS1-3

What role does the weak nuclear force play in radioactive decay?

• No impact on radioactive decay

• Responsible for decay of unstable nuclei

• Strengthens the nucleus

• Causes the nucleus to split

Tags

NGSS.HS-PS1-8

What is the primary difference between nuclear fission and fusion?

• Fission combines nuclei, while fusion splits them

• Fission splits nuclei, while fusion combines them

• Both fission and fusion split nuclei

• Both fission and fusion combine nuclei

Tags

NGSS.HS-PS1-8

What force keeps planets in orbit around the sun?

• Electromagnetic force

• Gravitational force

• Strong nuclear force

• Weak nuclear force

Tags

NGSS.HS-PS2-4

NGSS.HS-ESS1-4