CBA Review

Which type of radiation is most penetrating?

• Gamma
• They are equal
• Beta
• Alpha

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

• Fusion
• Fission
• They produce the same amount
• It depends on the elements used

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

• Fusion
• Fission
• Tracing
• Decay

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

• Fusion
• Fission
• Tracing
• Decay

Beta particles have a _____ charge

• +1
• 0
• -1
• +2

Which type of reaction does the diagram illustrate?

• Fission

• Fusion

• Alpha Decay

• Beta Decay

What particle completes this reaction?

• alpha particle
• beta particle
• gamma particle
• neutron

What is the symbol for an alpha particle?

• ⁴₂He
• ⁰_-1e
• ⁰₊₁ e
• ¹₀n

Which type of nuclear radiation is being emitted here?

• Alpha
• beta
• gamma 
• none

Has the highest penetrating power.  Can penetrate our body.  Even several cm thick of lead or several meters thick of concrete cannot stop all of it.

• Alpha
• Beta
• Gamma