The most common source of radon is uranium in _____.
a. soil and rocks
b. public water systems
c. industrial emissions
d. nuclear waste
a. soil and rocks
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Present arguments for and against the dropping of the atomic bombs on Hiroshima and Nagasaki in 1945. Had it been your decision, what would you have done? Why?
What will be an ideal response?
In evaluating three mutually exclusive alternatives by the B/C method, the alternatives were ranked A, B, and C, respectively, in terms of increasing cost, and the following results were obtained for overall B/C ratios: 1.1, 0.9, and 1.3. On the basis of these results, it is correct to: (choose one)
(a) Select only alternative A (b) Select only alternative C (c) Compare A and C incrementally (d) Select alternatives A and C
What is a buffer?
What will be an ideal response?
When using explosives, the specific precautions to be taken to prevent accidental discharges:
A. In holes that have been primed and shunted, detonators should be short-circuited until they are connected into the blasting circuit. B. In the event of a lightning storm, blasting operations should be suspended and all personnel should be removed from the blasting area. C. Warning signs should be prominently displayed to warn against the use of radio transmitters within 1000 feet of the blasting site. D. All of the above