,
,Chapter901:9Essential9Concepts9of9Radiologic9Science9Bushon9
g:9Radiologic9Science9for9Technologists,913th9Edition
MULTIPLE9CHOICE
1. Matter9 is9 measured9 in .
a. kilograms
b. joules
c. electron9 volts
d. rems
ANS:9 A
Matter9 is9 measured9 in9 kilograms.
2. Atoms9 and9 molecules9 are9 the9 fundamental9 building9blocks9 of .
a. energy
b. radiation
c. matter
d. gravity
ANS:9 C
Atoms9and9 molecules9 are9 the9 fundamental9 building9blocks9 of9 matter.
3. Ice9 and9 steam9 are9 examples9 of9 two9 forms9 of .
a. matter
b. radiation
c. energy
d. work
ANS:9 A
Ice9 and9 steam9 are9 examples9 of9 two9 forms9 of9 matter.
4. The9formula9 E9 =9 mc29 is9 the9 basis9 for9 the9 theory9 that9 led9 to9 the9 development9 of .
a. x-rays
b. electromagnetic9radiation
c. nuclear9 power
d. cathode9 ray9 tubes
ANS:9 C
The9 formula9 E9 =9 mc29 is9 the9 basis9 for9 the9 theory9that9 led9 to9 the9 development9 of9 nuclear9 power.
5. Radio9 waves,9 light,9 and9 x-rays9 are9 all9 examples9 of energy.
a. nuclear
b. thermal
c. electrical
d. electromagnetic
ANS:9 D
Electromagnetic9energy9includes9radio9waves,9light,9and9x-
9rays9as9well9as9other9parts9of9the9spectrum.
, 6. A9 moving9 object9 has energy.
a. potential
b. kinetic
c. nuclear
d. electromagnetic
ANS:9 B
A9 moving9object9 has9 kinetic9 energy.
7. What9 is9 the9 removal9 of9 an9 electron9 from9 an9 atom9 called?
a. Ionization
b. Pair9 production
c. Irradiation
d. Electricity
ANS:9 A
The9removal9 of9 an9 electron9 from9 an9 atom9 is9 called9 ionization.
8. Ionizing9 radiation9 is9 capable9 of9 removing
from9atoms9as9it9passes9through9th
e matter.
9 9
a. neutrons
b. protons
c. electrons
d. ions
ANS:9 C
Ionizing9radiation9 is9 capable9 of9 removing9 electrons9 from9 atoms9 as9 it9 passes9 through9 the9 matter.
9. The9 energy9 of9 x-rays9 is9 _ .
a. thermal
b. potential
c. kinetic
d. electromagnetic
ANS:9 D
X-rays9 are9 a9 form9 of9 electromagnetic9 energy.
10. The9 biggest9 source9 of9 man-made9 ionizing9 radiation9 exposure9 to9 the9 public9 is
.
a. atomic9fallout
b. diagnostic9x-rays
c. smoke9 detectors
d. nuclear9 power9 plants
ANS:9 B
Medical9 x-ray9 exposure9is9 the9biggest9 source9 of9 man-made9 radiation.
11. In9 the9 United9 States,9 we9 are9 exposed9 to
_9mSv/year9of9ionizing9radiation9from9th
e natural9environment.
9 9
a. 09 to9 5
b. 59 to9 20
c. 209 to9 90
,Chapter901:9Essential9Concepts9of9Radiologic9Science9Bushon9
g:9Radiologic9Science9for9Technologists,913th9Edition
MULTIPLE9CHOICE
1. Matter9 is9 measured9 in .
a. kilograms
b. joules
c. electron9 volts
d. rems
ANS:9 A
Matter9 is9 measured9 in9 kilograms.
2. Atoms9 and9 molecules9 are9 the9 fundamental9 building9blocks9 of .
a. energy
b. radiation
c. matter
d. gravity
ANS:9 C
Atoms9and9 molecules9 are9 the9 fundamental9 building9blocks9 of9 matter.
3. Ice9 and9 steam9 are9 examples9 of9 two9 forms9 of .
a. matter
b. radiation
c. energy
d. work
ANS:9 A
Ice9 and9 steam9 are9 examples9 of9 two9 forms9 of9 matter.
4. The9formula9 E9 =9 mc29 is9 the9 basis9 for9 the9 theory9 that9 led9 to9 the9 development9 of .
a. x-rays
b. electromagnetic9radiation
c. nuclear9 power
d. cathode9 ray9 tubes
ANS:9 C
The9 formula9 E9 =9 mc29 is9 the9 basis9 for9 the9 theory9that9 led9 to9 the9 development9 of9 nuclear9 power.
5. Radio9 waves,9 light,9 and9 x-rays9 are9 all9 examples9 of energy.
a. nuclear
b. thermal
c. electrical
d. electromagnetic
ANS:9 D
Electromagnetic9energy9includes9radio9waves,9light,9and9x-
9rays9as9well9as9other9parts9of9the9spectrum.
, 6. A9 moving9 object9 has energy.
a. potential
b. kinetic
c. nuclear
d. electromagnetic
ANS:9 B
A9 moving9object9 has9 kinetic9 energy.
7. What9 is9 the9 removal9 of9 an9 electron9 from9 an9 atom9 called?
a. Ionization
b. Pair9 production
c. Irradiation
d. Electricity
ANS:9 A
The9removal9 of9 an9 electron9 from9 an9 atom9 is9 called9 ionization.
8. Ionizing9 radiation9 is9 capable9 of9 removing
from9atoms9as9it9passes9through9th
e matter.
9 9
a. neutrons
b. protons
c. electrons
d. ions
ANS:9 C
Ionizing9radiation9 is9 capable9 of9 removing9 electrons9 from9 atoms9 as9 it9 passes9 through9 the9 matter.
9. The9 energy9 of9 x-rays9 is9 _ .
a. thermal
b. potential
c. kinetic
d. electromagnetic
ANS:9 D
X-rays9 are9 a9 form9 of9 electromagnetic9 energy.
10. The9 biggest9 source9 of9 man-made9 ionizing9 radiation9 exposure9 to9 the9 public9 is
.
a. atomic9fallout
b. diagnostic9x-rays
c. smoke9 detectors
d. nuclear9 power9 plants
ANS:9 B
Medical9 x-ray9 exposure9is9 the9biggest9 source9 of9 man-made9 radiation.
11. In9 the9 United9 States,9 we9 are9 exposed9 to
_9mSv/year9of9ionizing9radiation9from9th
e natural9environment.
9 9
a. 09 to9 5
b. 59 to9 20
c. 209 to9 90
