CC Ch. 5.1 Review Questions

Front

Gamma rays damage human cells/tissue.

Back

True

Front

Which type of radiation has the lowest penetrating power and can only penetrate 0.05 mm into the body?

Back

Alpha

Front

Which radiation carries no charge?

Back

Gamma radiation

Front

True or False: During beta decay, a proton changes to a neutron.

Back

False

Front

The process in which an unstable atomic nucleus emits charged particles and energy is called ___.

Back

Radioactivity

Front

What is the charge of alpha radiation?

Back

Positive

Front

What type of radiation is emitted during beta decay?

Back

Beta particles (electrons or positrons)

Front

What is the primary difference between alpha and beta radiation?

Back

Alpha radiation consists of helium nuclei, while beta radiation consists of electrons or positrons.

Front

What is a radioisotope?

Back

An unstable isotope that undergoes radioactive decay.

Front

What is background radiation?

Back

Radiation that is always present in the environment from natural and artificial sources.