!"#$%$#&'()'*+',-"+,$.+#$-/'01'23-43+556'4&/&#$716'36.2-/.+8,6'06.'"+3+"#936.':&3&0$#+$36.''
!
;+3#$6'<'='!/+,>.6'0?1/6'6@2&3$6/"6':$.#-3$716''''
!
'
A='B-/.#+#)!"#!$%""&"%'(%&)!*(+,!+(&-!./(0%+(+-1!$(+,2%+,!"%-!2+)(/3#,2(+-!45/5*2,#2/%-!,/#+-32-%-!.#/!+(-!.#/%+,-6'
(=';3-8,956)'(7!-%!,/(&0%+,!"%-!2+)(/3#,2(+-!45/5*2,#2/%-!*#+-!"#!$%""&"%'8&)9!
C='D>2-#:9.6)':#$4#+,!;&%!"#!$%""&"%!$(+,2%+,!*&!$<,(."#-3%1!&+!+(<#&!%,!%-,!%+,(&/5%!.#/!&+%!3%3=/#+%!."#-32;&%1!(+!.%&,!%33>,/%!
,/(2-!4<.(,4>-%-?!
@A?!"%-!2+)(/3#,2(+-!45/5*2,#2/%-!-%!,/(&0%+,!*#+-!"%!$<,(."#-3%!
@B?!"%-!2+)(/3#,2(+-!45/5*2,#2/%-!-%!,/(&0%+,!*#+-!"%!+(<#&!
@C?!"%-!2+)(/3#,2(+-!45/5*2,#2/%-!-%!,/(&0%+,!*#+-!"#!3%3=/#+%!."#-32;&%!
!
E='F@2&3$6/"6'D!3%,,/%!%+!."#$%!.(&/!,%-,%/!"E4<.(,4>-%!!!!
!
!Décrire!le!!"#$%#!&'(&')*&+!,"#&$%&!du!document!1p14!!-./!
G/'"-/.#+#6'716',6.'."$6/#$H$716.'-/#'23&,6%&'061@'"6,,1,6=-61H.'$..16.'06'061@'.-13$.)'1/6'8,+/":6'6#'1/6'5+33-/I'
J+/.',+'"6,,1,6=-61H'K8,+/":6KL'$,.'-/#'36#$3&',6'/->+1'5+$.'"-/.63%&',6'">#-2,+.56'6#',+'56583+/6'2,+.5$716I'<,.'>'-/#'+,-3.'
#3+/.H&3&',6'/->+1'06',+'"6,,1,6=-61H'K5+33-/KI'
B6##6'"6,,1,6=-61H'K:>83$06K'+'&#&'$52,+/#&6'0+/.',?1#&31.'0?1/6'H656,,6'2-3#61.6'/-$36L'H&"-/0&6'23&+,+8,656/#'2+3'1/'5M,6'
/-$3I'
'
N='O&.1,#+#!*%!"E%F.5/2%+$%!!!
!
!Décrire!le!",01)232'(&')*&+!,"#&$%&!!-./!
G/'"-/.#+#6'716'"6##6'H656,,6'+'-8#6/1'06.'.-13$"6+1@'/-$3.'6#'1/'.-13$"6+1'5+33-/I!
'
P='</#6323&#+#$-/!*%-!/5-&",#,-!!
!
!Faire!le!)#&$'&$2"&')&'",01)232!de!l'expérience!et!le!!"45)67&'3181&)'4$'%9&"%9&'1$&'",!4$0&.!!-:3/'
G/'.+$#'716'.61,6',+'"6,,1,6=-61H''K:>83$06K'261#'2-..&063'06.'$/H-35+#$-/.':&3&0$#+$36.'06'#>26'26,+46'5+33-/!
G/'6/'0&01$#'0-/"'716',6'.-13$"6+1'5+33-/'23-%$6/#'06',+'"6,,1,6=-61H':>83$06I'
F#L'-/'.+$#'+1..$'716'.61,',6'/->+1'06'"6##6'"6,,1,6=-61H'261#'2-..&063',6.'$/H-35+#$-/.':&3&0$#+$36.'06'#>26'26,+46'5+33-/I'
G/'6/'0&01$#'0-/"'716',6.'$/H-35+#$-/.':&3&0$#+$36.'.6'#3-1%6/#'0+/.',6'/->+1'06',+'"6,,1,6=-61HI'
!
Q=!B-/",1.$-/'
!
!valider!ou!invalider!l'hypothèse!de!départ!et!",!4$("&'31'!"45)67&!'
*?:>2-#:9.6'D('6.#'%+,$0&6I'
J+/.'1/6'"6,,1,6=-61HL',6.'$/H-35+#$-/.':&3&0$#+$36.'.6'#3-1%6/#'0+/.',6'/->+1'
!
;+3#$6'<<'='J&"-1%3$3',6'"-/#6/1'01'' ' )''''
'
'
B-/.#+#)!"%-!2+)(/3#,2(+-!45/5*2,#2/%-!-%!,/(&0%+,!*#+-!"%!+(<#&!*%-!$%""&"%-6!
;3-8,956)!;&%!$(+,2%+,!"%!+(<#&1!-&-$%.,2="%!*EG,/%!"%!-&..(/,!*%-!2+)(/3#,2(+-!45/5*2,#2/%-!
!
A= G8.63%63'+1'5$"3-."-26',+',+56'06'3+"$/6'0?+$,'H-13/$6''RO&S'
!
!Utiliser!la!fiche!méthode!fournie!!
(= O&+,$.63'1/'06..$/'06'%-#36'-8.63%+#$-/'RO&S'
!
'Utiliser!la!fiche!méthode!fournie'
!
'Lire!les!documents!1,!2!et!3p15!pour!comprendre!l'observation!et!légender!le!dessin'
'
'
'
C= J?+239.',6'0-"156/#'C2ANL'"-52,9#6',6'#+8,6+1'.1$%+/#)'R<S'
!