Chapter 20 Review

Front

What is an alpha particle?

Back

An alpha particle is a helium nucleus consisting of two protons and two neutrons.

Front

What is one benefit of nuclear fission?

Back

A large amount of energy is produced.

Front

Define nuclear fusion.

Back

Nuclear fusion is the process of combining lighter atoms to form heavier ones.

Front

Order the types of radiation from most to least penetrating.

Back

Gamma, Beta, Alpha.

Front

What is the Half Life of Californium 252?

Back

The Half Life of Californium 252 is approximately 2.645 years.

Front

What is nuclear fission?

Back

Nuclear fission is the process of splitting a heavy nucleus into lighter nuclei, releasing energy.

Front

What is gamma radiation?

Back

Gamma radiation is a type of high-energy electromagnetic radiation emitted during radioactive decay.

Front

What is beta radiation?

Back

Beta radiation consists of high-energy, high-speed electrons or positrons emitted by certain types of radioactive nuclei.

Front

What is the difference between alpha and beta particles?

Back

Alpha particles are made of two protons and two neutrons, while beta particles are high-energy electrons or positrons.

Front

What is a radioactive isotope?

Back

A radioactive isotope is an atom with an unstable nucleus that decays over time, emitting radiation.