FTCE NavaED MIDDLE GRADES SCIENCE 5-9 EXAM LATEST ACTUAL EXAM 100 QUESTIONS AND CORRECT DETAILED ANSWERS WITH RATIONALES|ALREADY GRADED A+

FTCE NavaED MIDDLE GRADES SCIENCE 5-9 EXAM
LATEST 2023-2024 ACTUAL EXAM 100 QUESTIONS
AND CORRECT DETAILED ANSWERS WITH
RATIONALES|ALREADY GRADED A+
Whichiofiitheipropertiesilistedibelowiisiaicharacteristiciofiiailiquidibutinotiofiiaigas?

A.Itihasitheiabilityitoiflow.

B. Itimaintainsiitsivolumeiinianiopenicontainer.

C.Itsimoleculesiareiconstantlyiinimotion.

D. Itsivolumeivariesidependingionitemperature.i-ianswer-B



Ai0.100im3ichamberiisifillediwithioxygenigasiatistandardiconditionsi(101ikPaiati273ik).iAssumingiidealiconditi
onsiandibehavior,iwhatiwillibeitheipressureiofiitheigasiinitheichamberiafteriitiisiheateditoi819ik?

A.34ikPa

B. 51ikPa

C.202ikPa

D. 303ikPai-ianswer-D



Ini1898,iJ.J.iThomsoniprovideditheifirstihardievidenceiforitheiexistenceiofiisubatomiciparticlesiinitheiatomib
yiusingiaicathodeirayitubeitoidiscoverithe

A.proton.

B. neutron.

C.electron.

D. nucleus.i-ianswer-C



Ifiialliofiitheiatomsiiniaisubstanceihaveitheisameiatomicinumber,itheisubstanceiisia(an)

A.compound.

B. element.

C.mixture.

D. alloy.i-ianswer-B

,Theibalancedichemicaliequationiforitheiformationiofiiironi(III)ioxideiis

A.Fei+iO2i->iFeO2.

B. 4Fei+i3O2i->i2Fe2O3.

C.3Fei+iO2i->iFe3O2.

D. Fei+iOi->iFeO.i-ianswer-B



SmallimoleculesithaticontainiHibondeditoiOihaveihigheriboilingipointsithanisimilarimoleculesiiniwhichiHiisibo
ndeditoiS.iWhyidoesithisichangeioccur?

A.TheiHitoiOibondiisinonpolar.

B. TheiHitoiSibondiisimoreipolarithanitheiHitoiOibond.

C.TheiHitoiOibondiisimoreipolarithanitheiHitoiSibond.

D. TheiHitoiSibondiisinonpolar.i-ianswer-C



Ai+iBi->iABiWhatitypeiofiireactioniisigiveniabove?

A.combination

B. decomposition

C.doubleidisplacement

D. singleidisplacementi-ianswer-A



AccordingitoiHooke'siLaw,itheirelationshipibetweenitheielasticiforceianditheidistanceiofiistretchiforianielastici
materialiis

A.inverselyiproportional.

B. directlyiproportional.

C.exponential.

D. powerisquared.i-ianswer-B



Aiballirollsioffiiaihorizontalitableiandihitsitheiflooriatiaifasteriverticalispeedithaniwheniitileavesitheitable.iThisi
isianiexampleiofiwhichilawiofiobjectsiinimotion?

A.Newton'si1stilaw

,B. Newton'si2ndilaw

C.Kepler'si1stilaw

D. Kepler'si2ndilawi-ianswer-B



Theipitchiofiiaicar'sihornichangesiasitheicariapproaches.iThisiisianiexampleiof

A.constructiveiinterference.

B. destructiveiinterference.

C.diffraction.

D. theiDopplerieffect.i-ianswer-D



Twoiidenticaliobjectsiwithiidenticalielectrostaticichargesiwill

A.repelioneianother.

B. attractioneianother.

C.haveinoieffectionieachiother.

D. emitiaispark.i-ianswer-A



Theideviceithaticonvertsielectricienergyitoimechanicalienergyibyitheiuseiofiimagneticiforcesiisiai(an)

A.generator.

B. transformer.

C.motor.

D. rectifier.i-ianswer-C



Whichiphaseichangeireleasesienergy?

A.melting

B. evaporation

C.condensation

D. sublimationi-ianswer-C



Whichiofiitheifollowingicontainsitheigreatestiamountiofiithermalienergy?

, A.burningicandle

B. cupiofiicoffee

C.oakitree

D. lakei-ianswer-D



Theiinputielectricalienergyiofiianioverheadiprojectoriresultsiinilightiemission,iheatiemission,iandimechanicalim
otioniofitheifan.iThisiisiaidemonstrationiof

A.conservationiofiienergy.

B. excessiinputienergy.

C.decreaseiinientropy.

D. totalilossiofiienergy.i-ianswer-A



TheisplittingiofiitheinucleusiofiiU-235iintoitwoiorimoreifragmentsiisicalled

A.alphaidecay.

B. betaidecay.

C.fission.

D. fusion.i-ianswer-C



Whichitypeiofiiradiationihasitheilowestienergy?

A.x-rays

B. visibleilight

C.infrared

D. radioi-ianswer-D



Aisecurityimirrorilocatediinitheibackicorneriofiiaiconvenienceistoreitoienableiaiviewiofiitheientireistoreiusesia

A.conveximirror.

B. concaveimirror.

C.flatimirror.