OSHA Hazwoper 40 hr - Lesson 6: Radiological
Hazards - Activities & Quiz 2025|2026
Complete Questions & Answers (Solved) 100%
Correct
Radiation can be classified into ionizing radiation and non-
ionizing radiation. Determine the classification of the following
workplace exposures and uses. - ✔✔ANSWER ✔✔-Nuclear
reactors - I.R.
Heath care facilities - I.R.
Radio satellite and audio communications - NON I.R.
Microwave radiation - NON I.R.
Measure Soil Density - I.R.
, Food pasteurization - I.R.
LASER device - NON I.R.
Radiation control measures, such as shielding are used to stop
or block the radiation that a worker may be exposed to. How
does shielding protect the worker from the following types of
radiation? - ✔✔ANSWER ✔✔-Neutron particles - These can be
stopped by using concrete and water.
Beta particles - These may be stopped by thin sheets of metal
or plastic.
Alpha particles - These have little penetrating power and can be
stopped by the outer layer of the skin or a sheet of paper.
X-rays and Gamma rays - These can be stopped by thick barriers
of concrete or lead. Water can also be used for protection.
If you come into contact with radiation, you should
immediately start chemical decontamination procedures used
at your worksite. - ✔✔ANSWER ✔✔-False
You can reduce internal contamination by washing with soap
and water. - ✔✔ANSWER ✔✔-False
Hazards - Activities & Quiz 2025|2026
Complete Questions & Answers (Solved) 100%
Correct
Radiation can be classified into ionizing radiation and non-
ionizing radiation. Determine the classification of the following
workplace exposures and uses. - ✔✔ANSWER ✔✔-Nuclear
reactors - I.R.
Heath care facilities - I.R.
Radio satellite and audio communications - NON I.R.
Microwave radiation - NON I.R.
Measure Soil Density - I.R.
, Food pasteurization - I.R.
LASER device - NON I.R.
Radiation control measures, such as shielding are used to stop
or block the radiation that a worker may be exposed to. How
does shielding protect the worker from the following types of
radiation? - ✔✔ANSWER ✔✔-Neutron particles - These can be
stopped by using concrete and water.
Beta particles - These may be stopped by thin sheets of metal
or plastic.
Alpha particles - These have little penetrating power and can be
stopped by the outer layer of the skin or a sheet of paper.
X-rays and Gamma rays - These can be stopped by thick barriers
of concrete or lead. Water can also be used for protection.
If you come into contact with radiation, you should
immediately start chemical decontamination procedures used
at your worksite. - ✔✔ANSWER ✔✔-False
You can reduce internal contamination by washing with soap
and water. - ✔✔ANSWER ✔✔-False
