Nuclear Physics Exam A

Identify the parts of the nuclear power plant.

The nucleus having the most tightly bound nucleons is

• Hydrogen

• Iron

• Lead

• Uranium

To treat certain brain tumors, doctors can use small beams of __________ that are focused to kill only the tumor cells.

• X rays

• beta rays

• alpha rays

• gamma rays

Fusion occurs when nuclei

• Combine

• Split

• Mutate

• Gain energy

Radon gas is produced

• by smoking cigarettes. through radioactive decay of uranium-238 in Earth’s crust.

• in nuclear power plants.

• by smoking cigarettes.

• as a result of rotting wood in the basement of houses.

Which of the following nuclear decay is electromagnetic radiation?

• Alpha

• Beta

• Positron

• Gamma

What type of particle is emitted when carbon-14 decays into nitrogen-14?

• Alpha

• Beta

• Gamma

• positron

In the equation E=mc^2, the “c” stands for

• The speed of light

• The total energy

• Carbon

• The size of the particle

A nucleon is either a

• Positron or an electron

• Proton or an electron

• Neutron or an electron

• Proton or neutron

Small radioactive sources that are present in smoke detectors release

• beta particles.

• gamma rays.

• Neutrons.

• alpha particles.