All 3 Uses of
radiation
in
Childhood's End
- Somehow, out in space, the light of the sun had been polarized by two crossed fields so that no radiation could pass.†
Chpt 2 *radiation = particles emitted by nuclear decay
- It's supposed to be shielded from all forms of radiation, isn't it?†
Chpt 4
- Too hot to be white, it was a searing ghost at the frontiers of the ultra-violet, burning its planets with radiations which would be instantly lethal to all earthly forms of life.†
Chpt 18
Definitions:
-
(1)
(radiation as in: nuclear radiation) particles emitted by unstable atomic nucleiGenerally, radiation is discussed in terms of harmful levels of radiation that cause sickness. However, there is a normal level of radiation that is not harmful and sometimes radiation is carefully used for beneficial purposes such as medical treatments.
-
(2)
(radiation as in: electromagnetic radiation) energy sent out as invisible rays such as from heat, light, or radio waves