1. Matter vbis vbmeasured vbin .
a. kilograms
b. joules
c. electron vbvolts
d. rems
ANS A
WER
Matter vbis vbmeasured vbin vbkilograms.
:
2. Atoms vband vbmolecules vbare vbthe vbfundamental vbbuilding vbblocks vbof .
a. energy
b. radiation
c. matter
d. gravity
ANS C
WER
Atoms vband vbmolecules vbare vbthe vbfundamental vbbuilding vbblocks vbof vbmatter.
:
3. Ice vband vbsteam vbare vbexamples vbof vbtwo vbforms vbof .
a. matter
b. radiation
c. energy
d. work
ANS: A
Ice vband vbsteam vbare vbexamples vbof vbtwo vbforms vbof vbmatter.
4. The vbformula vbE vb= vbmc2 v b is vbthe vbbasis vbfor vbthe vbtheory vbthat vbled vbto vbthe vbdevelopment
vb of .
a. x-rays
b. electromagnetic vbradiation
c. nuclear vbpower
d. cathode vbray vbtubes
ANS: C
The vbformula vbE vb= vbmc2 vbis vbthe vbbasis vbfor vbthe vbtheory vbthat vbled vbto vbthe vbdevelopment
vbof vbnuclear vbpower.
5. Radio vbwaves, vblight, vband vbx-rays vbare vball vbexamples vbof energy.
a. nuclear
b. thermal
c. electrical
d. electromagnetic
ANS: D
Electromagnetic vbenergy vbincludes vbradio vbwaves, vblight, vband vbx-rays vbas vbwell vbas vbother
vbparts vbof vbthevbspectrum.
, 6. A vbmoving vbobject vbhas energy.
a. potential
b. kinetic
c. nuclear
d. electromagnetic
ANS: vb B
A vbmoving vbobject vbhas vbkinetic vbenergy.
7. What vbis vbthe vbremoval vbof vban vbelectron vbfrom vban vbatom vbcalled?
a. Ionization
b. Pair vbproduction
c. Irradiation
d. Electricity
ANS: v b A
The vbremoval vbof vban vbelectron vbfrom vban vbatom vbis vbcalled vbionization.
8. Ionizing vbradiation vbis vbcapable vbof vbremoving from vbatoms vbas vbit vbpasses
vbthrough vbthevbmatter.
a. neutrons
b. protons
c. electrons
d. ions
ANS: vb C
Ionizing vbradiation vbis vbcapable vbof vbremoving vbelectrons vbfrom vbatoms vbas vbit vbpasses
vbthrough vbthe vbmatter.
9. The vbenergy vbof vbx-rays vbis vb_ .
a. thermal
b. potential
c. kinetic
d. electromagnetic
ANS: v b D
X-rays vbare vba vbform vbof vbelectromagnetic vbenergy.
10. The vbbiggest vbsource vbof vbman-made vbionizing vbradiation vbexposure vbto vbthe vbpublic vbis
vb .
a. atomic vbfallout
b. diagnostic vbx-rays
c. smoke vbdetectors
d. nuclear vbpower vbplants
ANS: vb B
Medical vbx-ray vbexposure vbis vbthe vbbiggest vbsource vbof vbman-made vbradiation.
11. In vbthe vbUnited vbStates, vbwe vbare vbexposed vbto _ vbmSv/year vbof vbionizing vbradiation
vbfrom vbthevbnatural vbenvironment.
a. 0 vbto vb5
b. 5 vbto vb20
c. 20 vbto vb90
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