第4课时 光的直线传播 光的反射 平面镜成像-2020版【致胜中考】初中物理总复习指导用书（人教版）

书书书 !!!!! !"#$ %&'(!)*+,-./ !"#$!%&'( !!)*!%&'( +,-. +,! !!!!"!!#$!!#"!!!#"%!!#"$!!#"&!!#"'!"#$ %"#&!'(!)#*!+,!)#*!-*!./ %!0!(!&#!$&## $!1'*!23*!4561'78!1'9:!;<* =>!>? +,% !/@!AB!CDEFG!HI!JK!LMN +,$! !O(!PQ!R#!O(!PQ!#!ST!$% ! !U 0!"!(!$!&!,&VR#=W!O(!PQ +/01 2345 !!!!')!!%!* $!XYZ[PQ\]^6O(!XYZ[O(_`6PQ ab +!, !6#$!789 !%)*!789 +,-. +,! !cB!cB!de!fg!=h!ei!$+#!je +,% !kl!mn!og!pq!pq !cr!cr!st! s!-.!uei! vei +,+ !wxy!!)z!/*!#/*!!e{!|}^(!~� +/01 2345 !!cB!�� %!��!�# $!0!+!, !:#$!;<2= !$)*!;<2= +,-. +,! !��!#!!##!!!�$!)��#!%�$!)��#! $12!����!�#!'(!)#*!����!� ��!���!��!=h +,% !��!��! �� +,$ !�!�!�!�!�!�!�#�!��!< !�¡ =W!�¡!¢k!£¤!� +,+ !!�!�!�!�!�!�!¥¦!§�!�#�!k! ¨©=W!ª¤!��!k!l %!�«!�«!\�!H¬!ª¤!­T!®¯!�#! �«°!�±�«��²R!³´!�� +,) !�!�!�!�!�!� +/01 2345 !!����!µ!>? %!3!$!0!+!, !>#$!?89 !+)*!?@ABCD ?@EF!GHIJK +,-. +,! !d¶!=·!¸¹!9º![»¼½< fg $4!#5!$4!#)!¾# +,% !¿À!|}O¸!Á«!>Â![Ã;«!ÄÅ!ÆÇ +,$ !È!ZÆ!ZÆ!+,!ÉÊ +/01 2345 !!0!%!, $!ËÌ_Í" +!$!%!=W !))*!?@LF!?@MN +,-. +,! !ÎÀ!ÏÐ!ËÌ_Í [Ã;«!ÄÅ!ÏÐ!ÑÇ!ÒÓ!=W!ÈÔ!k +,% !ÕÖ!×Ø!=[!Ù¶!Ú¶!Ù!Û!Ü +/01 2345 !!3 %!ËÌ_Í" $! " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " , !"# O+PQ $$ !!!!! !X#$!Y9: !/"#!/01234!/056!789:; !)*!"!Y0Z[?@ J^ !²!!!!H�ïòóJ^!̂ ý!!!! #A�)�*X)O�*%J^ JS *�°>JI½H!!!I!!!HIJK H�S!G���H��LM&gN²ÊO +Y ­Ï JY!!!!!!!gV�SI½ ©÷ !¡�Hçc&¤O'̂ OHçc " PcH$c·�HgH&HHçÊK P Hçʬí É* QJº�'RS@T'ôUVº= J< JYæGgHI½<"3#!!!! #+2# !!!!"#+2(J]�!!!#$ !��45"!ó>Fâ>Z��&¬ó%019 � ()&ó^*M'.M'ûM�%01>'ô-tõ #Bâ>+H%! !)*+"!Y0\] �á Jô[�ï°XL!!!!ïWH©÷ FþJH óô­Ï !g¤gJÕHó*$Ð >JH!!!!!!'F þóôJSK;ôJS +?S�ù!!!!( "ZX¤6tS�ùÂX$ÀJÕ )45 Y)4 Zú]�©"&EF!ù@[óô JS( #[JS\Ñ¥óôJS;ô[]X&E F[*VóôJS\Ñ¥;ôJS>� ôÄ&j½YJHóô©÷g&J5� !!!!H ú° óô�Ï Yóô©÷g&óôJS';ôJSI? SùY!!!!!7(óôJS';ôJ S¡ã$/?S!!!(óô©!!!! ;ô© óôëM ]XóôI^óô&ù_`JHóô�Ï ëM ^óô ]Xóô óôX ab Jµ [> Ü� ;ôJSMN& óôJS�Ña Xc>ôÄ ;ôJSMN&óôJ Sd!MN We Ü� !ÍOu>�@ [�ï ú!YóôJH>�² @[�ï&f�ï@g �½ý'hÖ &u� ^óôI]Xóôù_`JHóô�Ï !��45"!#!%°Éi#HÉi%)°Éó/#HÉ ó/%Bè/%öi(#+%yó/÷?°ÉG&01À ËHË&°ÉiÕHÉi��K,'(#*%bK�g° É&̄ gHÉ&]oX<)HÉi�K°Éi*&+Ho X9KLøùåÝ! !)**"!^_`a