ACP Midterm Unit 3 review (for 24-25)

Front

What particle completes this reaction?

Back

Beta particle

Front

The time required for half of a sample of a radioactive substance to undergo nuclear decay is called __________.

Back

Half Life

Front

When one large nucleus is split into two smaller nuclei, the process is nuclear _____.

Back

Fission

Front

The half-life of strontium-90 is 25 years. How much strontium-90 will remain after 100 years if the initial amount is 4.0 g?

Back

0.25g

Front

One benefit of nuclear fission reactions is __________.

Back

Production of energy

Front

What is the definition of nuclear fission?

Back

The process of splitting a large atomic nucleus into smaller nuclei, releasing energy.

Front

What is the definition of half-life?

Back

The time required for half of a radioactive substance to decay.

Front

What is an alpha particle?

Back

A type of nuclear radiation consisting of two protons and two neutrons.

Front

What is a beta particle?

Back

A high-energy, high-speed electron or positron emitted in the decay of a radioactive isotope.

Front

What is gamma radiation?

Back

A form of electromagnetic radiation of high energy and short wavelength emitted during radioactive decay.