,Indicate whether the statement is true or false.
ym ym ym ym ym ym ym
1. Of all theplanetsinthesolar system, Earth is theonlyplanet to currentlyhavelarge quantitiesofliquid wateron
ym ym ym ym jym ym ym ym ym ym ym
its surface.
ym
a. True
b. False
2. Theoceanholds morethan 97 percent of Earth's water.
ym j ym ym ym ym
a. True
b. False
3. Gravitywasimportant intheformationofourplanet becauseitpulleddense metals suchasiron and nickelinward,
ym ym ym j ym jym y
mforming Earth's core.
ym ym
a. True
b. False
4. Deep-seafossilssuggestthatlifeevolved withinthelast millionyears. ym ym
a. True
b. False
5. Thereisconvincing evidence that water once flowed onthe surfaceof Mars.
ym ym jym ym ym
a. True
b. False
6. The universe began toform around 13 billionyears ago.
jym ym ym ym ym
a. True
b. False
7. Marinesciencedrawsoninformation fromdisciplines ofgeology, biology, chemistry, physics, andengineering.
ym ym ym ym ym ym
a. True
b. False
8. Scientifichypotheses areneverrevisedorupdated. ym
a. True
b. False
9. Saturn’s moon,Titan, is known topossess liquid hydrocarbons on itssurface.
ym ym j ym ym j
a. True
b. False
10. Theaveragelandelevation on Earthisgreaterthantheaverage depthoftheocean.
ym ym ym
a. True
b. False
Indicatetheanswerchoicethatbestcompletesthestatementoranswersthequestion.
,11. The temperature of the ocean about four billionyears agowas
ym ym ym ym ym ym ym ym ym .
a. aboutthesameas today’socean ym
b. much colder thanthatoftoday’s ocean
j ym ym
c. extremelyhotcomparedwithtoday’s j ym
ocean
d. onlyslightlywarmer than today’s ocean ym j ym
12. Planets otherthan Earth withliquidonornear the surface are
ym ym ym ym ym ym ym .
a. nonexistent
b. less rare than we thought
ym jym ym
c. extremely commonbutonlyintheform of water
ym ym ym
d. extremely commonbutonlyintheform of ice
ym ym ym
13. About ym percent of Earth'swater is foundin theocean.
ym ym ym ym jym
a. 97
b. 71
c. 67
d. 30
14. Evidencesuggeststheuniverse began about 13.7 billionyearsago ina ym ym ym ym ym ym .
a. slowaccretion of atoms ym ym
b. verylarge galaxy ym
c. cataclysmicexpansionofenergyand ym
matter
d. protostar
15. What theory best explains howtheuniverse wasformed?
j jym ym ym
a. condensation
theory
ym
b. scientificmethod
c. outgassingtheory
d. bigbang theory ym
16. Whichphrasebestdescribesbiosynthesis?
a. Thediscovery of organicmoleculesinspace ym ym
b. Theevolution ofliving organisms from simpleorganicbuildingblocks
ym ym jym
c. Theevolutionofinorganicmolecules in seawater ym ym
d. Experimentsthatshowthatearlyorganismslivedinanoxygen-
j
free environment
y m y m
17. Torecreateanenvironmentforbiosynthesis, scientistsincluded whichelementin theirexperiments? y m j
a. extremelycoldtemperatures
b. oxygen
c. oceanwater
d. mixtures of dissolved compounds and gases thought tobe similar to Earth’s earlyatmosphere
j ym jym j ym ym ym
, 18. On a planetary scale, the ocean comprises about
ym ym ym ym ym ym ym ym ofEarth’s mass. ym
a. 8%
b. 71%
c. 20%
d. 0.02%
19. Scientists predict thatourplanet initscurrent form willexist for aboutanother
ym ym ym ym ym ym ym ym .
a. 5 billion years
ym jym
b. 1 millionyears
ym ym
c. 500million
years
ym
d. 13 billionyears
ym
20. Oxygen first began toaccumulate in Earth’s atmosphere as aresult of
ym ym jym ym ym ym ym ym ym ym .
a. biosynthesis
b. cellularrespiration
c. methanesynthesis
d. photosynthesis
21. Whichstatement is most consistentwiththescientificmethod? j ym
a. Hypothesescannot berevisedafter theyareproposed. ym ym
b. Hypothesesaretestedthroughobservation andcontrolled
j j j y m
experiments.
c. Scientificlawsalways arisefullyformedandincorrelating groups. ym ym
d. Theoriescannot be modified after theyaretested. j y m
22. An example of another bodyin our solar systemthat has an ocean is
ym ym ym ym ym ym ym ym ym ym ym ym .
a. themoon of Earth ym ym
b. Europa
c. Mars
d. Saturn
23. In thescientific method, scientific theories must be
ym ym . ym ym ym ym ym
a. testedandconsistentlysupportedbyobservations orexperiments y m
b. verified bytheleading authorities inthefield
jym ym ym
c. consistentwithprevious,universallyacceptedscientific c j ym
oncepts
d. consistent withthefactthat the oceanis of greatage
ym jy m ym ym ym
24. Evidencesuggeststhat the first living molecules mayhave formed near ym ym ym ym ym ym ym ym .
a. thecontinents
b. subduction zones j
c. thesurfaceoftheocean
d. mineral-richseepsontheocean floor y m
ym ym ym ym ym ym ym
1. Of all theplanetsinthesolar system, Earth is theonlyplanet to currentlyhavelarge quantitiesofliquid wateron
ym ym ym ym jym ym ym ym ym ym ym
its surface.
ym
a. True
b. False
2. Theoceanholds morethan 97 percent of Earth's water.
ym j ym ym ym ym
a. True
b. False
3. Gravitywasimportant intheformationofourplanet becauseitpulleddense metals suchasiron and nickelinward,
ym ym ym j ym jym y
mforming Earth's core.
ym ym
a. True
b. False
4. Deep-seafossilssuggestthatlifeevolved withinthelast millionyears. ym ym
a. True
b. False
5. Thereisconvincing evidence that water once flowed onthe surfaceof Mars.
ym ym jym ym ym
a. True
b. False
6. The universe began toform around 13 billionyears ago.
jym ym ym ym ym
a. True
b. False
7. Marinesciencedrawsoninformation fromdisciplines ofgeology, biology, chemistry, physics, andengineering.
ym ym ym ym ym ym
a. True
b. False
8. Scientifichypotheses areneverrevisedorupdated. ym
a. True
b. False
9. Saturn’s moon,Titan, is known topossess liquid hydrocarbons on itssurface.
ym ym j ym ym j
a. True
b. False
10. Theaveragelandelevation on Earthisgreaterthantheaverage depthoftheocean.
ym ym ym
a. True
b. False
Indicatetheanswerchoicethatbestcompletesthestatementoranswersthequestion.
,11. The temperature of the ocean about four billionyears agowas
ym ym ym ym ym ym ym ym ym .
a. aboutthesameas today’socean ym
b. much colder thanthatoftoday’s ocean
j ym ym
c. extremelyhotcomparedwithtoday’s j ym
ocean
d. onlyslightlywarmer than today’s ocean ym j ym
12. Planets otherthan Earth withliquidonornear the surface are
ym ym ym ym ym ym ym .
a. nonexistent
b. less rare than we thought
ym jym ym
c. extremely commonbutonlyintheform of water
ym ym ym
d. extremely commonbutonlyintheform of ice
ym ym ym
13. About ym percent of Earth'swater is foundin theocean.
ym ym ym ym jym
a. 97
b. 71
c. 67
d. 30
14. Evidencesuggeststheuniverse began about 13.7 billionyearsago ina ym ym ym ym ym ym .
a. slowaccretion of atoms ym ym
b. verylarge galaxy ym
c. cataclysmicexpansionofenergyand ym
matter
d. protostar
15. What theory best explains howtheuniverse wasformed?
j jym ym ym
a. condensation
theory
ym
b. scientificmethod
c. outgassingtheory
d. bigbang theory ym
16. Whichphrasebestdescribesbiosynthesis?
a. Thediscovery of organicmoleculesinspace ym ym
b. Theevolution ofliving organisms from simpleorganicbuildingblocks
ym ym jym
c. Theevolutionofinorganicmolecules in seawater ym ym
d. Experimentsthatshowthatearlyorganismslivedinanoxygen-
j
free environment
y m y m
17. Torecreateanenvironmentforbiosynthesis, scientistsincluded whichelementin theirexperiments? y m j
a. extremelycoldtemperatures
b. oxygen
c. oceanwater
d. mixtures of dissolved compounds and gases thought tobe similar to Earth’s earlyatmosphere
j ym jym j ym ym ym
, 18. On a planetary scale, the ocean comprises about
ym ym ym ym ym ym ym ym ofEarth’s mass. ym
a. 8%
b. 71%
c. 20%
d. 0.02%
19. Scientists predict thatourplanet initscurrent form willexist for aboutanother
ym ym ym ym ym ym ym ym .
a. 5 billion years
ym jym
b. 1 millionyears
ym ym
c. 500million
years
ym
d. 13 billionyears
ym
20. Oxygen first began toaccumulate in Earth’s atmosphere as aresult of
ym ym jym ym ym ym ym ym ym ym .
a. biosynthesis
b. cellularrespiration
c. methanesynthesis
d. photosynthesis
21. Whichstatement is most consistentwiththescientificmethod? j ym
a. Hypothesescannot berevisedafter theyareproposed. ym ym
b. Hypothesesaretestedthroughobservation andcontrolled
j j j y m
experiments.
c. Scientificlawsalways arisefullyformedandincorrelating groups. ym ym
d. Theoriescannot be modified after theyaretested. j y m
22. An example of another bodyin our solar systemthat has an ocean is
ym ym ym ym ym ym ym ym ym ym ym ym .
a. themoon of Earth ym ym
b. Europa
c. Mars
d. Saturn
23. In thescientific method, scientific theories must be
ym ym . ym ym ym ym ym
a. testedandconsistentlysupportedbyobservations orexperiments y m
b. verified bytheleading authorities inthefield
jym ym ym
c. consistentwithprevious,universallyacceptedscientific c j ym
oncepts
d. consistent withthefactthat the oceanis of greatage
ym jy m ym ym ym
24. Evidencesuggeststhat the first living molecules mayhave formed near ym ym ym ym ym ym ym ym .
a. thecontinents
b. subduction zones j
c. thesurfaceoftheocean
d. mineral-richseepsontheocean floor y m
