Background Radiation

The nuclear radiation that occurs naturally in the environment.

• Radioisotopes

• Background Radiation

• Cosmic Rays

• Cosmic Radiation

Radioisotopes do NOT occur naturally.

• True

• False

Streams of charged particles from outer space that collide with the Earth’s atmosphere

• Cosmic Rays

• Radioisotopes

• Alpha particles

• Gamma Rays

• Beta Particles

Devices used to detect nuclear radiation include

[select all that apply]

• Geiger counter

• mobile phones

• M12 Radiation alarms

• smart watches

Is radioactive decay 'spontaneous' ?

• yes

• no

• sometimes

Tags

NGSS.HS-PS1-8

Background radiation is low-level radiation that is always present.

• True

• False

All background radiation comes from natural sources.

• True

• False

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

Which type of radiation is the most ionising?

• alpha
• beta
• gamma

Tags

NGSS.HS-PS1-8

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

• Radiation
• Chemical Reaction
• Radioactive Decay
• Isotopes

Tags

NGSS.HS-PS1-8