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8/7/2019 American Association of Physics Teachers 2011 Report
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Somepeopleseemtobelievethateveryonetakesphysicsinhighschool.Othersbelieve
thatveryfew takephysicsinhighschool.Thetruth,asitoftenis,issomewhereinbetween.
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Thesedata,andmostofthedatausedinthistalk,arefromourNationwideSurveyofHigh
Schoolphysicsteachers.Tocollectourdata,wefirstcontactprincipalsatanationally
representativerandomsampleofallpublicandprivatehighschoolsintheUSwhetheror
nottheyofferphysics.Iftheyofferphysics,weaskforcontactinformationforthephysics
teachers.(Inthemostrecentsurveyin200809,wecontacted~3,400schoolsandreceived
responsesfrom99%+oftheprincipals.Wethencontacted~4,000teachersandreceived
responsesfrom~62%.Previousyearshavesimilarresponserates.)
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Thisgraphallowsustoseethegrowthintotalenrollments.Notethatthedarkblue,which
represents regularphysics,hasbeenfairlystablesince1987. Thenextgraphwillshow
theproportionoftotalenrollmentbytypeofclass.
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Even thoughenrollmentinregularphysicsclasseshasbeenfairlystableat~500K
students,itrepresentsashrinkingproportionofthetotalnumberofphysicsstudents.
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Thetotalsdonotaddupto100%becausesomeschoolsofferphysicsinalternateyears.
Thenumber of gradeshousedinoneschoolvaries.Forexample, somesmallerschoolsina
ruralareamighthousegradesK 12,andalargeurbanschoolmighthouseonlygrades9
12.So,weclassify schoolsbythenumberofseniorsenrolled.
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Eventhoughtherearealargenumberofsmallerschools,theyrepresentasmallerfraction
ofthetotalnumberofseniors.
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Thedatafor allscienceteachersisfromtheNationalCenterforEducationStatisticsinthe
USDepartmentofEducation.Thedataforphysicsteachersisfromoursurvey.
Pleasenote:weconsideranyteacherwhoteachesatleastoneclassinphysicsinaUShigh
school
to
be
a
physics
teacher.
Some
physics
teachers
teach
a
majority
of
their
classes
inotherdisciplines.
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Irunacross expertsstatementslikethisonetoooften.So,isitafactoramyth?
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Itsamyth.The bloggerisnotanexpertintheacademiccredentialsofhighschool
physicsteachers.Ihavepostedthecorrectdatainthecommentssectiononthissite.
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Wedonotdoublecount.Weask teachersabouttheirbachelors,mastersand
doctorates.Wefirstlookforamajorinphysicsatanylevel.Wethenremovetheteachers
whohaveaphysicsmajorsandlookforphysicseducationmajorsintheremainingpoolof
teachers.Wecontinueremovingteachersastheyareclassified.Itispossiblethatthe
physicsmajorsalsohaveamajororminorinphysicseducation,anditispossiblethatthe
physicseducationmajorshaveaminorinphysics.However,wedonotdoublecount.
Pleasenote:weconsideranyteacherwhoteachesatleastoneclassinphysicsinaUShigh
schooltobeaphysicsteacher.Somephysicsteachersteachamajorityoftheirclasses
inotherdisciplines.
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The44%ofteachers whohaveamajororminorinphysicsorphysicseducationteachover
50%ofthestudentstakingphysicsinhighschool.Whatabouttherestofthestudents?
Whoteachesthem?(Seethenextslide.)
Please
note:
we
consider
any
teacher
who
teaches
at
least
one
class
in
physics
in
a
US
high
schooltobeaphysicsteacher.Somephysicsteachersteachamajorityoftheirclasses
inotherdisciplines.
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So,about 85%oftheteachershaveascience,technology,engineering,ormath(STEM)
degree,andtheseteachersteachalmost90%ofthestudents.
Pleasenote:weconsideranyteacherwhoteachesatleastoneclassinphysicsinaUShigh
school
to
be
a
physics
teacher.
Some
physics
teachers
teach
a
majority
of
their
classes
inotherdisciplines.
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Welookedatminorsforteacherswho didnothaveamajorinaSTEMarea.Thisleaves
~10%oftheteacherswhoteach~10%ofthestudentswithnomajororminorinaSTEM
area.Wedohavedataforphysicsclassestheseteachershavetaken,butwehavenothada
chancetoexamineityet.
Pleasenote:weconsideranyteacherwhoteachesatleastoneclassinphysicsinaUShigh
schooltobeaphysicsteacher.Somephysicsteachersteachamajorityoftheirclasses
inotherdisciplines.
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Thesedataaretaken fromoursurveyofphysicsdegreerecipients.Wecontactallphysics
departmentsandaskforthenamesandcontactinformationforstudentswhohave
completeddegrees.
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Thesedataaretakenfromoursurveyofphysicsdegreerecipients.Notallstudentswho
earnagraduatedegreeinphysicsholdabachelorsdegreeinphysics, sothesenumbers
differslightlyfromthoseonthepreviousslide.
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Thank you!
AAPT2011