PS M20 Test Review Radioactivity and Nuclear Reactions

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

• fission

• decay

• fusion

• tracing

Tags

NGSS.HS-PS1-8

Two or more nuclei combine to form one larger nucleus in the process of nuclear _____.

• decay

• fusion

• fission

• tracing

Tags

NGSS.HS-PS1-8

The three types of nuclear radiation in increasing order of penetrating power are ____.

• alpha, gamma, beta

• alpha, beta, gamma

• X-ray, gamma, beta

• X-ray, beta, gamma

For which of the following problems would a scientist most likely use carbon-14?

• to identify the elements that make up a rock

• to calculate the age of a piece of bone

• to identify the elements that make up a bone

• to calculate the age of the Earth's oldest rocks

The type of radioactive particle that can be stopped by a sheet of paper is the ____.

• alpha particle

• uranium

• gamma ray

• beta particle

Tags

NGSS.HS-PS1-8

A helium nucleus with two protons and two neutrons is called a(n) ____.

• gamma ray

• electroscope

• beta particle

• alpha particle

Tags

NGSS.HS-PS1-8

Which produces more energy--nuclear fission or nuclear fusion?

• fusion

• fission

• They produce the same amount.

• It depends on the reaction.

Tags

NGSS.HS-PS1-8

Both a fusion reaction and a fission reaction ____.

• take place at room temperature

• produce energy

• causes chain reactions

• use hydrogen as a fuel

Tags

NGSS.HS-PS1-8

The process by which nuclei having low masses are united to form nuclei with larger masses is ____.

• a chain reaction

• a chemical reaction

• nuclear fission

• nuclear fusion

Tags

NGSS.HS-PS1-8

Gamma rays have a _____ charge.

• +1

• 0

• +2

• -1