Radiation and Radiation Types

Which types of radiation is the most dangerous?

• Alpha
• Gamma
• They are equally dangerous
• Beta

Tags

NGSS.HS-PS1-8

What is not a characteristic of an alpha particle?

• A negatively charged electron
• Stopped by paper
• A positively charged particle
• Low penetration

What is not a characteristic of a Beta particle?

• Stopped by thin metal
• The most dangerous type of radiation
• High speed, High energy electrons or positrons
• can penetrate skin

Tags

NGSS.HS-PS1-8

What is not a characteristic of gamma radiation?

• Most dangerous type of radiation
• High energy, high penetration
• stopped by thin metal
• Stopped by several feet of concrete or several inches of lead

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-4

What is radioactive decay?

• The spontaneous breakdown of an atomic nucleus resulting in only energy release
• The spontaneous breakdown of an atomic nucleus resulting in only matter release
• The spontaneous breakdown of an atomic nucleus resulting in a release of energy and matter
• The decay of the use of radios and the increased use of televisions.

Tags

NGSS.HS-PS1-8

In order of most to least penetrating radiation we have

• Alpha , Beta,  Gamma
• Beta , Gamma , Alpha
• Gamma, Beta, Alpha
• Gamma, Alpha, Beta

Tags

NGSS.HS-PS1-8

When a nucleus undergoes gamma decay, the atomic number of the element....

• remains the same

• decreases by one.

• increases by one.

• increases by two.

Tags

NGSS.HS-PS1-8

Radioactive materials have unstable...

• electrons
• protons
• nuclei
• neutrons

Tags

NGSS.HS-PS1-8

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

• alpha particle
• beta particle
• gamma ray
• positron

Negatively charged particles emitted from a nucleus at a high speed are ____.  

• alpha particle
• gamma rays
• beta particles
• X rays