Science for Technologists, 12th Edition Test
bank A+
,
,Chapter 01: Essential Concepts of Radiologic Science
Bushong: Radiologic Science for Technologists, 12th Edition
MULTIPLE CHOICE
1. Matter is measured in .
a. kilograms
b. joules
c. electron volts
d. rems
ANS: A
Matter is measured in kilograms.
2. Atoms and molecules are the fundamental building blocks of .
a. energy
b. radiation
c. matter
d. gravity
ANS: C
Atoms and molecules are the fundamental building blocks of matter.
3. Ice and steam are examples of two forms of .
a. matter
b. radiation
c. energy
d. work
ANS: A
Ice and steam are examples of two forms of matter.
4. The formula E = mc2 is the basis for the theory that led to the development of .
a. x-rays
b. electromagnetic radiation
c. nuclear power
d. cathode ray tubes
ANS: C
The formula E = mc2 is the basis for the theory that led to the development of nuclear power.
5. Radio waves, light, and x-rays are all examples of energy.
a. nuclear
b. thermal
c. electrical
d. electromagnetic
ANS: D
Electromagnetic energy includes radio waves, light, and x-rays as well as other parts of the
spectrum.
, 6. A moving robject rhas energy.
a. potential
b. kinetic
c. nuclear
d. electromagnetic
ANS: r B
A rmoving robject rhas rkinetic renergy.
7. What ris rthe rremoval rof ran relectron rfrom ran ratom rcalled?
a. Ionization
b. Pair rproduction
c. Irradiation
d. Electricity
ANS: r A
The rremoval rof ran relectron rfrom ran ratom ris rcalled rionization.
8. Ionizing rradiation ris rcapable rof rremoving from ratoms ras rit rpasses rthrough rthe
matter.
r
a. neutrons
b. protons
c. electrons
d. ions
ANS: r C
Ionizing rradiation ris rcapable rof rremoving relectrons rfrom ratoms ras rit rpasses rthrough rthe rmatter.
9. The renergy rof rx-rays ris r_ .
a. thermal
b. potential
c. kinetic
d. electromagnetic
ANS: r D
X-rays rare ra rform rof relectromagnetic renergy.
10. The rbiggest rsource rof rman-made rionizing rradiation rexposure rto rthe rpublic ris
.
a. atomic rfallout
b. diagnostic rx-rays
c. smoke rdetectors
d. nuclear rpower rplants
ANS: r B
Medical rx-ray rexposure ris rthe rbiggest rsource rof rman-made rradiation.
11. In rthe rUnited rStates, rwe rare rexposed rto _ rmSv/year rof rionizing rradiation rfrom rthe
natural renvironment.
r
a. 0 rto r5
b. 5 rto r20
c. 20 rto r90