Radioactive Decay & Nuclear Equations (due 11/12/25)

Ionising ability is the ability to knock electrons off their shells and make them charged

• True

• False

Will penetrate through paper but not lead/thick concrete wall

• Alpha

• Beta

• Gamma

Can get through paper and wood/aluminium

• alpha

• beta

• gamma

Stopped by lead

• Alpha

• Beta

• Gamma

Alpha radiation is

• fast moving electron

• 2 protons and 2 neutrons

• high energy wave

Which one consists of one electron moving at a high speed?

• beta

• alpha

• gamma

Which is a wave?

• alpha

• beta

• gamma

Which is NOT a characteristic of gamma radiation?

• High energized photon of light
• Can be stopped by a sheet of aluminum foil
• Is the most harmful type of radiation to humans
• Our use of protection is concrete, or several inches of lead

Which type of radiation releases an electron?

• Alpha radiation
• Beta radiation
• gamma radiation

An isotope of an element has the same number of _________, but a different number of _________.

• Protons, electrons
• Protons, neutrons
• Electrons, neutrons