what is radiation ?
Answers
PHYSICS
the emission of energy as electromagnetic waves or as moving subatomic particles, especially high-energy particles which cause ionization.
BIOLOGY
divergence out from a central point, in particular evolution from an ancestral animal or plant group into a variety of new forms.
Radiation is energy that comes from a source and travels through space and may be able to penetrate various materials. ... The kind of radiation discussed in this document is called ionizing radiation because it can produce charged particles (ions) in matter. Ionizing radiation is produced by unstable atoms.
Answer:
In physics, radiation is the emission or transmission of energy in the form of waves or particles through space or through a material medium
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