Radiation Safety (ammo 66) FINAL Exam
COMPLETE QUESTIONS AND ANSWERS |
ALREADY PASSED | LATEST UPDATE
2026!!!
The process by which an unstable nucleus releases energy to achieve greater stability
is called -CORRECTANSWER Nuclear decay
What charge does a neutron have? -CORRECTANSWER Neutral
Ionization is a neutral atom acquiring charge by gaining or losing -CORRECTANSWER
Electrons
Which loses energy each time ionization occurs, has a short range, and cannot
penetrate a sheet of paper -CORRECTANSWER alpha particle
What pathway allows isotopes to enter the body through penetrating the skin -
CORRECTANSWER Absorption (incorrect)
What type of ionizing radiation does not have enough energy to penetrate human skin?
-CORRECTANSWER Alpha particle
, Radiation source produced by humans are called -CORRECTANSWER Background
radiation (incorrect)
Natural radiation comes from what two sources -CORRECTANSWER Cosmic and earth
The NRC is responsible for -CORRECTANSWER Regulating ionizing radiation use in
the United States
Which army regulation establishes the army radiation safety program? -
CORRECTANSWER DA Pam, 385-24
What is the term for the decay rate per mass or volume of the radioactive atom? -
CORRECTANSWER Specific activity
RADIAC, instruments based on the ionization principle -CORRECTANSWER Collect
and measure the ion pairs created when radiation interacts with matter
What type of dosimetry is used to measure the dose receded from sources received
outside of the body -CORRECTANSWER Scintillation (incorrect)
What type of device can be worn on the body to measure an accumulated radiation
dose? -CORRECTANSWER Ionization dosimeter (incorrect)
COMPLETE QUESTIONS AND ANSWERS |
ALREADY PASSED | LATEST UPDATE
2026!!!
The process by which an unstable nucleus releases energy to achieve greater stability
is called -CORRECTANSWER Nuclear decay
What charge does a neutron have? -CORRECTANSWER Neutral
Ionization is a neutral atom acquiring charge by gaining or losing -CORRECTANSWER
Electrons
Which loses energy each time ionization occurs, has a short range, and cannot
penetrate a sheet of paper -CORRECTANSWER alpha particle
What pathway allows isotopes to enter the body through penetrating the skin -
CORRECTANSWER Absorption (incorrect)
What type of ionizing radiation does not have enough energy to penetrate human skin?
-CORRECTANSWER Alpha particle
, Radiation source produced by humans are called -CORRECTANSWER Background
radiation (incorrect)
Natural radiation comes from what two sources -CORRECTANSWER Cosmic and earth
The NRC is responsible for -CORRECTANSWER Regulating ionizing radiation use in
the United States
Which army regulation establishes the army radiation safety program? -
CORRECTANSWER DA Pam, 385-24
What is the term for the decay rate per mass or volume of the radioactive atom? -
CORRECTANSWER Specific activity
RADIAC, instruments based on the ionization principle -CORRECTANSWER Collect
and measure the ion pairs created when radiation interacts with matter
What type of dosimetry is used to measure the dose receded from sources received
outside of the body -CORRECTANSWER Scintillation (incorrect)
What type of device can be worn on the body to measure an accumulated radiation
dose? -CORRECTANSWER Ionization dosimeter (incorrect)
