Volume 4b Units 3, and 4 Flashcards
(42 cards)
What approach does the Air Force (AF) use to manage and control ionizing radiation exposures to the workforce and to the general public by employing methods to keep exposure to a minimum?
As low as reasonably achievable
The inverse square law regarding a person’s exposure to radiation has such an effect that moving away _____
double the distance from a point source reduces the exposure by a factor of 4
Coveralls and gloves will prevent what type of radiation from potentially harming a person’s skin?
Alpha and beta
The primary source for depleted uranium intake by the general public is _____
Food and drinking water
As it decays, depleted uranium particles emit which type(s) of radiation?
Alpha, beta, and gamma
The only documented health effect from exposure to the airborne radon and its decay products are an increased risk of _____
lung cancer
As it decays, radon gas emits which type(s) of radiation?
Alpha, beta and gamma
What is radioactive fallout?
Clouds of fine radioactive dust particles and debris
Who on your base coordinates recycling and disposal requests for radioactive waste?
Installation radiation safety officer (IRSO)
What section recycles and disposes of radioactive waste and mixed waste generated by Air Force (AF) operations?
Air Force Radioactive Recycle and Disposal (AFRRAD) office
Which process does nuclear fission involve?
Splitting the nucleus of an atom into smaller fragments
In a hydrogen bomb, two isotopes of hydrogen, deuterium and tritium are fused to form a _____
Nucleus of helium and a neutron
Within figure 4–7 of the text, what percentage accounts for blast effects in the overall effects of a surface nuclear detonation?
50%
What percentage of the energy from a nuclear explosion is made up of an intense burst of thermal radiation?
35%
The major incendiary effect of nuclear explosions is caused by the _____
Blast wave
Approximately what percentage of total radioactivity does fallout contain?
60%
What is the difference between a neutron bomb and a standard nuclear weapon?
The primary lethal effects come from the radiation damage caused by the neutrons a neutron bomb emits
Which type of nuclear weapon is fission-based and has a plutonium (Pu) core?
Implosion-type nuclear bomb
An electromagnetic pulse (EMP) from a high altitude burst is a ______
Single pulse of energy that disappears in a fraction of a second
Which is not generally considered a secondary hazard of nuclear weapons?
Laser radiation
What is a radiological exposure device (RED)?
A device intended to expose people to significant doses of ionizing radiation (rad) without their knowledge
During a non-radiological (secondary) hazards to nuclear weapons include, _____
The shock, heat and friction created can cause other high explosive material to detonate
Which of the following would be categorized as a Bent Spear?
a. The forcible, unauthorized seizure of a nuclear weapon.
b. An accidental or unauthorized launch of a nuclear weapon.
c. An unfavorable environment or condition resulting in damage to the nuclear weapon.
d. A non-nuclear detonation or burning of a nuclear weapon or radiological nuclear weapon component
d. A non-nuclear detonation or burning of a nuclear weapon or radiological nuclear weapon component
During a military response to a radiological accident, who is the primary radiological health and safety advisor to the military on-scene commander (OSC)?
Bioenvironmental engineering (BE)
