9. A measure of the amount of radiation energy absorbed by the body (usually 1 k
ID: 1012523 • Letter: 9
Question
9. A measure of the amount of radiation energy absorbed by the body (usually 1 kg).
a. Curie b. REM
c. RAD d. RAM
10. A unit of radiation equal to 3.7x1010 disintegrations/sec.
a. Curie b. REM
c. RAD d. RAM
11. Cells in the adult human body most sensitive to radiation include all of the following except:
a. bone marrow b. nerve
c. skin (including hair c. gastro-intestinal (GI) tract
cells)
12. What particle is emitted when a proton converts into a neutron?
a. positron b. alpha
c. gamma c. beta
Completion:
13. When the high-energy radiation of alpha, beta, positron, and gamma strikes molecules in the path, the result is the formation of two (2) unstable particles called _____________ and ______________.
14. ____________________ is the process by which an atomic nucleus, of an unstable atom, loses energy by emitting ionizing particles (ionizing radiation).
15. When uranium is bombarded by neutrons and splits into fragments, it has undergone a nuclear _________ reaction.
16. The amount of fissionable material that will support a self-sustaining chain reaction is called___________________.
17. __________________ is a generic name for both a proton and a neutron.
18. A thermonuclear reaction between hydrogen-2 and hydrogen-3, producing the heavier helium-4 nuclide, is called a nuclear ___________ reaction.
Explanation / Answer
9.a. Curie
Radiation energy measure in curie
10. a. Curie
1 curie = 3.7*1010 disintegration/sec
11. a. bone marrow
12. 1H1 -------> 0n1 + +1e0 ( positron)
a. positron
13. unstable neucli converted to stable neuclie
14. Radioactivity
15. nuclear fission
16. fussion
17. nuclear fussion
Related Questions
Navigate
Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.