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

What type of radiation can be stopped by a piece of paper?

• Alpha radiation
• Beta radiation
• Gamma radiation

What type of radiation can be stopped by a 5 mm piece of aluminium?

• Alpha radiation
• Beta radiation
• gamma radiation

What type of radiation can be stopped by lead metal?

• Alpha radiation
• Beta radiation
• gamma radiation

_______________ is the process by which unstable atoms emit radiation until they become stable.

• Radiation
• Chemical Reaction
• Radioactive Decay
• Isotopes

Tags

NGSS.HS-PS1-8

Name the most penetrating type of radiation.

• alpha
• beta
• gamma
• lambda

Tags

NGSS.HS-PS1-8

When does radioactive decay occur?

• When the nucleus of an isotope is unstable
• When the nucleus of an isotope is stable
• When the electrons of an isotope are spinning
• When the electrons of an isotope are shared with another isotope

Tags

NGSS.HS-PS1-8

What is an atom that has an unstable nucleus and undergoes radioactive decay?

• Radiation
• Radioactivity
• Radioisotopes

Tags

NGSS.HS-PS1-8

What is the penetrating rays and particles emitted by a radioactive source?

• Radiation
• Radioactivity
• Radioisotopes

Tags

NGSS.HS-PS1-8

This process requires a radioactive fuel source, usually Uranium 235 or Polonium 239

• Fusion
• Chain Reaction
• Fission

Tags

NGSS.HS-PS1-8