NÂNG CAO KỸ NĂNG GIẢI BÀI TẬP PHẦN QUANG HÌNH CHO HỌC SINH LỚP 9 BẰNG CÁCH HƯỚNG DẪN CHO HỌC SINH CÁCH THỨC ĐỌC HIỂU, PHÂN TÍCH

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Đề tài nghiên cứu sư phạm khoa học ứng dụng
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0&4# 
  
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
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 01234 ,
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6>?>@ABC$D#$%& '
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6>?>@A!B:+)F&$ /
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6>?>@!AB+%$I; =
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Đề tài nghiên cứu khoa học sư phạm ứng dụng:
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7R$3$W+meK;8G+%$K;27!.K;$$hFT;F$$FN
FoFR+I$WD3HpR8G$I%$FFW$K&++I
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
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sI(JK C##!/LM(G
Thấu kính hội tụ:
‚*H11KHG$$7$12W<&#&)F€
‚*H<&#&)F€R$12W11KHG$$7
‚*H<&<&F{R&•
Thấu kính phân kì:
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FIE$R3cK1+1E$l38b$W219.TI
$VQ+I<&#&KN$\R7$$L$$\34E$n33U
8E$+1Zh1$\3U$3U.$$$18G$
C0F^IJ==AFkB
s*34J&#P$%$$$2H;&")TS83‡$&#FIRKG
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s1K#34J&#.FN)E$RF+12&jFG$KGU
$1<&.8E$K;27
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$„K$W)%8G1<&.8E$)1%ZK
$1+<&E$;$1E$
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 f$1K#!;275lC:18G$
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*2&TS83‡34J&#$11K#*@f

$&+.AAA^==Œ==,`Œ<&)lC:18G$
7<,BGK33';%
d e[('f
7g '
'*2&TS83‡34J&#$11K#*@f
$&+.AAA^==Œ==,`Œ<&)lC:18G$
7<,BGd e': hd e[('f
'f Q'ghK3d 
l9K"$&KPFH18G$*@flC:18G$
7<,BGd e':
d eK-^i
,*2&TS83‡1K#8f(2H5lC:18G$
7<,BGK33';%h=jk !
d eI.#hI,l '
d e='$!

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Œ83•*#
:0meaXKFo==A^I\==FZ=B
C0meA;D;EFGE>GKVS=AB
P0\=VW>X;Bl$1+meT;<&.$1E$2H5
Tj$$3H8o$1E$$$%$&R7$

;<=>?@=A

6
\=VW>X;Bl$1+meT;<&.$1E$2H5
Tj$$3H8o$1E$$$%$.F)&R7$
MNK n@>VS=A

:0;<=>?@=A E$E$&-&.5
C0;D;EFGE
>FHI>FJ
3H8o$1E$$$%$.F)&R7$+
T;D23XK;27
P0[=VW
=AF;\=K]^,
A;D>F^IJ>
=AF;\=K]^
!$3H8o$1E$$$%$.F)&R7$+
T;D23XK;27$W2F$1+qeT;
$1E$+I_
@WR!$3H8o$1E$$$%$&R7$
+T;D23XK;27$W2F$1+qeT
;$1E$
Q0F;J>hJ
()F3H$$K&$KH$$WF3U
3U
Fde
;_e>?H>?MNK
>GKVS=A
GKVS=A
;_e>?HTH^
>GKVS=A
l^5@` { C {
l^5:` { sss {
R0nfMg=A
:+)F$\E$
()F$%$;$\T+)F
()F$%D$\T+)F

ˆ0FZ=>`KF fv8Gw+)F$%sh$2;KF%$3c
‰0J>i^D
(<\KHK"#$%&$W[q+I_
l&$W[qRF%$3c31_
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