Flight Physiology Questions and
Answers Updated 2026
DuringAascentAdoesAgasAexpandAorAcontact?A-AAnswer✓AExpandA-ABoylesALaw
DuringAdescentAdoesAgasAcontractAorAexpand?A-AAnswer✓AContactA-ABoylesALaw
ClimbA100mAwillAcauseAtemperatureAto?A-AAnswer✓ADropA1-degreeACelsiusA-
ACharles'Alaw
ForAeveryA1,000AftAtemperatureAwillAdrop?A-AAnswer✓A2AdegreesACelsiusA-
ACharles'sAlaw
howAtoAcalculateAcelsiusAtoAfahrenheitA-AAnswer✓A(°CAxA1.8)A+A32A=A°F
HowAtoAconvertAFahrenheitAtoACelsiusA-AAnswer✓A(°FA-A32)A/A1.8A=A°C
theAtemperatureAoutsideAisA18A°C.AWhatAwouldAthatAequalAinAFahrenheitA-
AAnswer✓A(18A*A1.8)A+A32
(32.4)A+A32=
64.4A°F
You'reAfeelingAillAandAyourAbodyAtemperatureAisA101.3A°F.AWhatAisAtheAtemperatureAinACe
lsius?A-AAnswer✓A(101.3A-A32)A/A1.8
(69.3)A/A1.8=
38.5A°C
WhenAyouAchargeAanAoxygenAtank,AandAtheAtankAgetsAhot;AthatAisAanAexampleAofAwhatAg
asAlawA-AAnswer✓ACharles'ALaw
, DoesAgasAvolumeAexpandAorAshrinkAasAtemperatureAincreases?A-AAnswer✓Aexpands
WillAaAvolumeAofAaAgasAshrinkAorAexpandAwhenAtemperatureAdecreases?A-
AAnswer✓AShrink
AnAoxygenAcylinderAleftAoutsideAovernightAwillAhaveAaAlowerApressureAreadingAinAtheAmorn
ingAdueAtemperatureAdrop.AThatAisAanAexampleAofAwhatAgasAlaw?A-AAnswer✓AGay-
Lussac'sALaw
AllAcarbonatedAbeveragesAareAexampleAofAwhichAgasAlaw?A-AAnswer✓AHenry'sALaw
WhichAgasAlawAcanAcauseAtheAbendsAorAdecompressionAsickness?A-
AAnswer✓AHenry'sALaw
GasesAdiffuseAfromAaAhigherAconcentrationAtoAanAareaAofAlowerAconcentrationAisAwhichAgas
Alaw?A-AAnswer✓AGraham'sALaw
ThisAgasAlawAisAanAexampleAofAtheAongoingAprocessAofAtheAdiffusionAofAoxygenAandAcarbo
nAdioxideAinAtheAbloodAandAtheAtransferAofAoxygenAfromAbloodAintoAtheAcells.AWhichAgasA
lawAisAthis?A-AAnswer✓AGraham'sALaw
gasAbubblesAcomingAoutAofAexposedAgreyAmatterAwhenAatAaltitudeAisAanAexampleAofAwhich
AgasAlaw?A-AAnswer✓AGraham'sALaw
WhichAgasAexplainsAwhyAyouAgetAhypoxicAwhenAyouAincreaseAinAaltitude?A-
AAnswer✓ADalton'sALaw
Dalton'sALawAcanAbeArememberedAbyAtheAphraseA"DaltonsAGang"Abecause?A-
AAnswer✓AOxygenAmoleculesAthatAwereA"gangedAup"AatAlowerAaltitudesAspreadAapartAat
AhigherAaltitudes,AmakingAlessAoxygenAavailableAforAbreathing.
Ballon,Abarotrauma,AequipmentAissues,AairAfilledAmedicalAdeviceAexpansion,AAGE,AandApneu
mocephalusA=AwhichAgasAlaw?A-AAnswer✓ABoyle's