Which of the following sources of radiation is manmade?
1) Atmospheric fallout from nuclear weapons testing
2) Cosmic radiation from the sun and beyond the solar system
3) Nuclear power plant accidents as a consequence of natural disasters
A) 1 and 2 only
B) 1 and 3 only
C) 2 and 3 only
D) 1,2,and 3
Correct Answer:
Verified
Q15: What is the most common unit of
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Q19: The first decay product of radium is
A)cesium.
B)radon.
C)strontium.
D)x-ray.
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Q22: What is the half-life of radon-220?
A)54.5 seconds
B)8
Q23: Of the two sources of ionizing radiation
Q24: What is the latent period for most
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