Nuclear Physics

What is the nucleus of an atom composed of?

• Protons and neutrons

• Neutrons and electrons

• Electrons and protons

• Protons and electrons

What is the process by which a nucleus splits into smaller parts called?

• nucleus separation

• atomic division

• nuclear fission

• nuclear fusion

What is the term for the combining of two atomic nuclei?

• fusion reaction

• atomic fusion

• nuclear fusion

• nuclear fission

What is the unit used to measure the energy released in a nuclear reaction?

• joule

• electronvolt (eV)

• watt

• ampere

What is the term for the time taken for half of the radioactive nuclei in a sample to decay?

• semi-life

• half-cycle

• half-life

• mid-life

What is the most common fuel used in nuclear reactors?

• enriched uranium

• thorium

• plutonium

• coal

What is the name of the process where a neutron is absorbed by a nucleus and then emits one or more neutrons?

• Nuclear fission

• Nuclear decay

• Nuclear fusion

• Nuclear reaction

What is the term for the process where a heavy nucleus splits into two or more lighter nuclei?

• nuclear fission

• nuclear fusion

• nuclear fusion

• nuclear division

• atomic fusion

What is the name of the force that holds the nucleus together?

• weak nuclear force

• strong nuclear force

• electromagnetic force

• gravitational force

What is the term for the process where a nucleus captures an electron and converts a proton into a neutron?

• Electron capture

• Electron transformation

• Neutron capture

• Proton conversion