10 Questions
Why is the exposure of an individual to cosmic rays greater at higher elevations?
Because higher elevations have less atmosphere shielding
What happens during inelastic scattering events?
Neutrons are absorbed by the target nucleus and a gamma ray is emitted
What is a common source of artificial radiation exposure for the majority of people?
Medical X-rays for disease diagnosis
What are the two components emitted during inelastic scattering events?
Neutron and gamma ray
How do charged particles from the sun and stars interact with the Earth's atmosphere?
They interact to produce a shower of cosmic radiation
Which of the following radioactive isotopes is used in nuclear medicine for therapy of cancer?
Technetium-99
What percentage of the average annual radiation dose to a member of the general population comes from natural sources?
82%
What are examples of consumer products that may contain radioactive materials?
Televisions and smoke detectors
Where do some workers get exposed to artificial sources of radiation according to the text?
Nuclear plants and X-ray machines
What is a source of residual fallout from nuclear weapons testing, shipment, and accidents?
Nuclear weapons testing sites
Learn about the process of inelastic scattering events with neutrons and the emission of gamma rays and less energetic neutrons. Explore the various natural sources of radiation that humans are exposed to constantly, including cosmic radiation and terrestrial sources.
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