2025 Ftce Navaed Middle Grades Science 5-9 Final Exam 3 Practice Questions And A New Updated Study Guide Newest 2025 Complete 500 Actual Questions And Correct Verified Answers (Most Tested Questions)

FTCE NavaED MIDDLE GRADES SCIENCE 5-
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9 EXAM LATEST 2023-
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2024 ACTUAL EXAM 100 QUESTIONS AND CORRECT D
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ETAILED ANSWERS WITH RATIONALES|ALREADY G
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RADED A+ n




Whichnofnthenpropertiesnlistednbelownisnancharacteristicnofnanliquidnbutnnotnofnangas?

A. Itnhasnthenabilityntonflow.

B. Itnmaintainsnitsnvolumeninnannopenncontainer.

C. Itsnmoleculesnarenconstantlyninnmotion.

D. Itsnvolumenvariesndependingnonntemperature.n-nanswer-B



An0.100nm3nchambernisnfillednwithnoxygenngasnatnstandardnconditionsn(101nkPanatn273nk).nAssumingnidealn
conditionsnandnbehavior,nwhatnwillnbenthenpressurenofnthengasninnthenchambernafternitnisnheatednton819nk?

A. 34nkPa

B. 51nkPa

C. 202nkPa

D. 303nkPan-nanswer-D



Inn1898,nJ.J.nThomsonnprovidednthenfirstnhardnevidencenfornthenexistencenofnsubatomicnparticlesninnthena
tomnbynusingnancathodenrayntubentondiscovernthe

A. proton.

B. neutron.

C. electron.

D. nucleus.n-nanswer-C



Ifnallnofnthenatomsninnansubstancenhaventhensamenatomicnnumber,nthensubstancenisna(an)

A. compound.

B. element.

C. mixture.

D. alloy.n-nanswer-B

,Thenbalancednchemicalnequationnfornthenformationnofnironn(III)noxidenis

A. Fen+nO2n->nFeO2.

B. 4Fen+n3O2n->n2Fe2O3.

C. 3Fen+nO2n->nFe3O2.

D. Fen+nOn->nFeO.n-nanswer-B



SmallnmoleculesnthatncontainnHnbondedntonOnhavenhighernboilingnpointsnthannsimilarnmoleculesninnwhichnH
nisnbondedntonS.nWhyndoesnthisnchangenoccur?



A. ThenHntonOnbondnisnnonpolar.

B. ThenHntonSnbondnisnmorenpolarnthannthenHntonOnbond.

C. ThenHntonOnbondnisnmorenpolarnthannthenHntonSnbond.

D. ThenHntonSnbondnisnnonpolar.n-nanswer-C



An+nBn->nABnWhatntypenofnreactionnisngivennabove?

A. combination

B. decomposition

C. doublendisplacement

D. singlendisplacementn-nanswer-A



AccordingntonHooke'snLaw,nthenrelationshipnbetweennthenelasticnforcenandnthendistancenofnstretchnfornanne
lasticnmaterialnis

A. inverselynproportional.

B. directlynproportional.

C. exponential.

D. powernsquared.n-nanswer-B



Anballnrollsnoffnanhorizontalntablenandnhitsnthenfloornatnanfasternverticalnspeednthannwhennitnleavesnthenta
ble.nThisnisnannexamplenofnwhichnlawnofnobjectsninnmotion?

A. Newton'sn1stnlaw

,B. Newton'sn2ndnlaw

C. Kepler'sn1stnlaw

D. Kepler'sn2ndnlawn-nanswer-B



Thenpitchnofnancar'snhornnchangesnasnthencarnapproaches.nThisnisnannexamplenof

A. constructiveninterference.

B. destructiveninterference.

C. diffraction.

D. thenDopplerneffect.n-nanswer-D



Twonidenticalnobjectsnwithnidenticalnelectrostaticnchargesnwill

A. repelnonenanother.

B. attractnonenanother.

C. havennoneffectnonneachnother.

D. emitnanspark.n-nanswer-A



Thendevicenthatnconvertsnelectricnenergyntonmechanicalnenergynbynthenusenofnmagneticnforcesnisnan(an)

A. generator.

B. transformer.

C. motor.

D. rectifier.n-nanswer-C



Whichnphasenchangenreleasesnenergy?

A. melting

B. evaporation

C. condensation

D. sublimationn-nanswer-C



Whichnofnthenfollowingncontainsnthengreatestnamountnofnthermalnenergy?

, A. burningncandle

B. cupnofncoffee

C. oakntree

D. laken-nanswer-D



Theninputnelectricalnenergynofnannoverheadnprojectornresultsninnlightnemission,nheatnemission,nandnmechan
icalnmotionnofnthenfan.nThisnisnandemonstrationnof

A. conservationnofnenergy.

B. excessninputnenergy.

C. decreaseninnentropy.

D. totalnlossnofnenergy.n-nanswer-A



ThensplittingnofnthennucleusnofnU-235nintontwonornmorenfragmentsnisncalled

A. alphandecay.

B. betandecay.

C. fission.

D. fusion.n-nanswer-C



Whichntypenofnradiationnhasnthenlowestnenergy?

A. x-rays

B. visiblenlight

C. infrared

D. radion-nanswer-D



Ansecuritynmirrornlocatedninnthenbackncornernofnanconveniencenstorentonenablenanviewnofnthenentirenstorenu
sesna

A. convexnmirror.

B. concavenmirror.

C. flatnmirror.