Gaya Tekan pada Alas Lift

100 Mudah dan Aktif Belajar Fisika untuk Kelas X 66?82BE9: 6A6=2;2B: , + H2?8366B;2A252CE2DE36?5236C2B?H236B 32?5:?8=EBEC56?82?82H252?36B32?5:?8D6B 32=:56?82?2CC236?52 :BEEC2?56?82? EE6GD?6?H2D22?329G2;:2 36?52A6BD226?86B;22?82H2A25236?52 65E236?5265E222?6?86B;22?82H2 A252 36?52 A6BD22 H2?8 36C2B?H2 C22 D6D2A: 2B29?H2 36B=2G2?2? :BEEC2? 56?82? 2C: B62C: 2H266?82BE9:86B236?52 ,2DE2?82H252=2,252=29?6GD? ,2DE ?6GD? 5:567:?:C:2? C63282: 82H2 H2?8636B:2?A6B46A2D2? C A252 CE2DE36?52H2?82CC2?H28 EE6GD?6?H2D22?329G2;:2 B6CE=D2?82H282H2H2?8366B;2A25236?52 C2256?82??=36?52D6BC63ED22?D6D2A 5:2 2D2E 36B86B2 =EBEC 36B2DEB2? :BEEC2?56?82? EE 6GD? 6?H2D22? 329G2 A6B46A2D2? H2?8 5:D:3E=2? =69 82H2 D:3E=2B6?2 EE 6GD? 6?H2D22? EE 6GD? EE 6GD? 6?H2D22? 6?H2D22? :2 36?5222? K 5:2+2D2E K 36B86B2=EBEC36B2DEB2? Peta Konsep Rangkuman 2H2 9E3E?82??H2 6B2 Setelah mempelajari bab ini, tentu Anda mem- peroleh manfaat, di antaranya Anda mengetahui bagai- mana hubungan antara massa m, gaya F, dan percepatan a. Dapatkah Anda menyebutkan manfaat Refleksi lain Anda mempelajari bab ini? Dalam mempelajari bab ini, apakah ada materi yang Anda anggap sulit untuk dipahami? Jika ada, diskusikan dengan teman atau tanyakan kepada guru. 2C: N B62C: 101 Dinamika Gerak 0 0 12 4 ,5 ,. ,1. 1 , , . 22 1 , :236?5292?H25:A6?82BE9:=69C63E2982H236?52 22?36B86B256?82? 2 646A2D2??CD2?C62B2956?82?2B2982H2 3 646A2D2??CD2?36B=2G2?2?2B2956?82?2B29 82H2 4 A6B46A2D2??CD2?36B=2G2?2?2B2956?82?2B29 82H2 5 A6B46A2D2??CD2?C62B2956?82?2B2982H2 6 36?52D6D2A5:2 ,63E2982H26?H63232?A6B46A2D2? C A252 36?52H2?836B2CC28 :282H2:DE366B;2A252 36?52H2?836B2CC2882H2:DE22?636B:2? A6B46A2D2?C636C2B 2 C 5 C 3 C 6 C 4 C .?DE6A6B46A2D36?52H2?82CC2?H2852B: 646A2D2? C6?;25: CC6=22C5:A6B=E2? 82H2C636C2B 2 5 3 6 4 ,63E2936?5236B2CC2 86=E?4EBA2523:52?8 :B:?856?82?646A2D2?D6D2A :2CE5ED6:B:?82? JB6CE=D2?82H2H2?8366B;2A25236?52252=29 2 5 3 6 4 +6CE=D2?82H2A252C63E293:=H2?836B86B2=EBEC 36B2DEB2?5:;2=2?H2?86?52:252=29 2 C2256?82?82H2?B2= 3 C2256?82?82H236B2D3:= 4 C2256?82?2CC236?52 5 C2256?82?36B2D3:=5:EB2?8:82H2?B2= 6 ?= -:8232=52?5:=6D22?C656:2:?BEA2 36B:A:D5:2D2C3:52?852D2BC6A6BD:A2528232B B27:36B:ED6?E?;E2?9E3E?82?A6BA:?5292? D6B9252AG2DE52B:5E236?52H2?82CC2?H2C22 H2?8 5:6B;22? =69 82H2 52? C69:?882 6?892C:=2?A6B46A2D2? 52? 2=5:C6?DE956?82?82H26?52D2BC69:?882 82H2D6BC63ED5:D6BEC2?=69636?5252? C6=2?;ED?H2636?52 2H282H2D6BC63EDH2?8 6BEA22?A2C2?82?2C:B62C:252=29 2 52? 5 52? 3 52? 6 52? 4 52? A B C F 1 F 2 F 3 F 4 2B:8B27:52A2D5:C:AE=2?329G2 2 52? 3 52? 4 52? 5 52? 6 52? B27:A6B46A2D2?C63282:7E?8C:B6CE=D2?82H2A252 CE2DE36?52C6A6BD:A2528232B36B:ED s 1 2 t 2CC236?52D6BC63ED252=29 2 8 5 8 3 8 6 8 4 8 6B52C2B2?EE6GD?52A2D5:C:AE=2? 329G2;:282H2H2?8366B;2A252C63E2936?52 36BD23292CC236?52D6BC63ED 2 36BEB2?852?A6B46A2D2?36BD2329 3 36BD232952?A6B46A2D2?36BEB2?8 4 D6D2A52?A6B46A2D2?36BEB2?8 5 D6D2A52?A6B46A2D2?36BD2329 6 36BD232952?646A2D2?36BEB2?8 ,63E29D236B2525:2D2C3:= H2?8C652?836B86B2A6B92D: 2?8232B ,642B2D:32D:323:= 5:B6C69:?882 2 D222?D6D2A 5:2 3 D222?36B86B2 6C2A:?8 4 D222?36B86B26C2A:?82?2? 5 D236B86B26C2A:?8:B: 6 D236B86B2656A2? 2 6 5 10 ams 2 FN F Tes Kompetensi Bab 5 102 Mudah dan Aktif Belajar Fisika untuk Kelas X ,63E2936?52D6B=6D2A2523:52?8:B:?8 2H2?B 2=A25236?52:DE252=29 2 C2256?82?36B2D36?52 3 =63:936C2B52B:A25236B2D36?52 4 =63:964:=52B:A25236B2D36?52 5 C2256?82?2CC236?52 6 C222D2E=63:964:=52B:A25236B2D36?52 6?52H2?82CC2?H25:D6A2D2?5:2D2C3:52?8 :B:?8H2?8=:4:?56?82?CE5ED6:B:?82? D6B9252A 3:52?8 9B:I?D2= :2 A6B46A2D2? 8B2F:D2C: A6B46A2D2?H2?8D6B;25:A25236?52D6BC63ED252=29 2 C:? 5 C:? 3 C:? 6 4C 4 C:? ,63E2936?5236B2CC236B252A2523:52?8:B:?8 H2?8=:4:?56?82?CE5ED6:B:?82?JD6B9252A9B: I?D2= :2A6B46A2D2?8B2F:D2C:A6B46A2D2?36?52 252=29 2 5 8 3 8 6 8 4 8 6B92D:2?CECE?2?36?5236?5236B:ED ,63E293=236C:5:82?DE?82?A252=2?8:D=2?8:DC6A6BD: A2528232B36B:ED 6C2B?H2A6B46A2D2?52?D682?82?D2=:36BDEBED DEBED 2 C 52? 5 C 52? 3 C 52? 6 C 52? 4 C 52? ,E2DE36?5236B2CC28D6B=6D2A2523:52?8:B:?8 56?82?6:B:?82?JD6B9252A9B:I?D2= 2H2?B 2=H2?8366B;2A25236?52252=29 2 5 3 6 4 ,63E2936?5236B2CC28D6B=6D2A2523:52?852D2B 5:D2B:56?82?82H2 F6BD:2=62D2C 2H2?B2= H2?8366B;2A25236?52:DE252=29 2 5 3 6 4 9 kg 1 kg 6?H2D22?D682?82?D2=:52?,6?H2D22?36B2D 3632? 2?86BEA22?A2C2?82?82H22C:B62C: 252=29 2 52?, 5 52? 3 52?, 6 52? 4 52? 6B52C2B2?CECE?2?36?5236?52A2528232B6;2 52?2DB=5:2?882A=:4:?C6AEB?2 :236?525:=6A2C2?D682?82?D2=:36C2B?H2 2 5 3 6 4 ?:D236B2CC285:D:32?85:52=2=:7DH2?8 C652?86=E?4EB632G2956?82?A6B46A2D2?D6D2A C :2 C 36B2D?:D25:52=2=:7D 252=29 2 5 3 6 4 2H2?B2=A2522:,:DBECH2?836B2525:52=2 =:7D=63:936C2B52B:A25236B2D?H2 2=:?:D6B;25:;:2=:7D 52=262522? 2 5:2 3 36B86B2632G2956?82?646A2D2?D6D2A 4 36B86B262D2C56?82?A6B46A2D2?D6D2A 5 36B86B2632G2956?82?A6B46A2D2?D6D2A 6 36B86B262D2C56?82?A6B=232D2? A B C T T 2 kg 3 kg 3 kg T 2 T 1 T 3 w w 103 Dinamika Gerak 4 .1 ,5 ,21, ,1. 1 ,63E2932=36B2CC285:D2B:=6982H26?52D2B 5:2D2C3:52?852D2B=:4:? 6B2A229A6B46A2D2? 32=D6BC63ED ,63E2936?5236B2CC2836B86B256?82?6 46A2D2? C 6B2A22936C2B82H2A6B=2G2?2?H2?8 5:A6B=E2?282B36?52D6BC63EDD6A2D36B96?D:52B: D6A2DC6E=2 ,63E2932=36B2CC286=E?4EBD2?A2646A2D2? 2G2=5:2D2C3:52?8:B:?8H2?8=:4:?C6AEB?2 :2 D2? 6BEA22?CE5ED6:B:?82?3:52?8 52? C D6?DE2? 2 82H2?B2=A25236?52 3 A6B46A2D2?H2?8D:3E=A25236?52 4 ;2B2H2?85:D6AE9C6D6=29C E236?5252?5::2D2?A252E;E?8E;E?8D2=: H2?85:C2?8ED2?A2522DB=C6A6BD:A2528232B 6B92D:2?CECE?2?8232B36B:ED 2CC265E236?522C:?82C:?8 852? 8 C ,E5ED6:B:?82?3:52?8 D6B9252A9B:I?D2=J :23:52?8=:4:?C6AEB?2 D6?DE2? 2 82H2?B2=A25236?52 3 2B2986B265E236?52 4 A6B46A2D2?86B265E236?52 5 D682?82?D2=: 6B92D:2?CECE?2?8232B36B:ED A B 2CC252?2C:?82C:?8852?8 6;2 =:4:?C6AEB?22CC2D2=:52?2DB=5:232:2? :2 C D6?DE2? 2 A6B46A2D2?36?5252? 3 D682?82?D2=:?H2 2CC252?2C:?82C:?8852?8 ,E5ED3:52?8:B:?8D6B9252A9B:I?D2=J52? C -6?DE2? 2 2B2986B236?52 3 A6B46A2D2?36?52 4 D682?82?D2=: E23E293=252?H2?82C:?82C:?82CC2?H2 85::2D56?82?D2=:52?5:82?DE?8A252=2?8:D =2?8:D=:7D :2=:7D36B86B262D2C56?82?A6B46A2D2? C 36B2A2D682?82?C6D:2AD2=: C E236?5252?5::2D2?A252E;E?8E;E?8D2=: H2?85:C2?8ED2?A2522DB=C6A6BD:A2528232B 36B:ED A B 30° :52=2C63E29=:7D5:D6A2D2?D:32?82?3252? ,22D =:7D52=262522?5:26B:6?:32?83252??H2 C69:?8825:52A2D2?36B2D6B: :2 C D6?DE2?A6?E?;E2?D:32?82?;:2 2 =:7D36B86B2F6BD:2=62D2C56?82?A6B46A2D2? D6D2A C 3 =:7D36B86B2F6BD:2=62D2C56?82?A6B=232D2? D6D2A C 4 =:7D36B86B2F6BD:2=632G2956?82?A6B46A2D2? D6D2A C 5 =:7D36B86B2F6BD:2=632G2956?82?A6B =232D2?D6D2A C ,6C6B2?8H2?82CC2?H285:D:32?85:52=2=:7D H2?8C652?836B86B262D2C56?82?A6B46A2D2?D6D2A C :2A6B46A2D2?8B2F:D2C:252=29 C D6?DE2? 36B2DB2?8:DE5:52=2=:7D 2CC236?5252?2C:?8 2C:?8852? 8 2DB= 5:2?882A=:4:?C6AEB?2 :2 A6B46A2D2?8B2F:D2C: C D6?DE2? 2 2B2986B236?52 3 A6B46A2D2?86B236?52 4 D682?82?D2=: A A N T B m A g m B g T T B 104 Mudah dan Aktif Belajar Fisika untuk Kelas X Proyek Semester 1 252C66CD6B:?:?52D6=296A6=2;2B:D6?D2?8?C6A52?AB:?C:A52C2B :?62D:252?5:?2:236?52D:D: .?DE6?:?82D2?A62922?6?86?2: ?C6AD6BC63ED?525:DE82C2?E?DE6=2E2?68:2D2?C66CD6BC642B2 36B6=ANB2?8 2?82968:2D2?H2?892BEC?52=2E2?5:EB2:2? A252ABH6C66CD6B:?: ,63282:DE82C29:B68:2D2?6=A?5292BEC63E2D =2AB2?68:2D2?C66CD6BH2?822?5:AB6C6?D2C:2?5:29:BC66CD6B5:9252A2? 6=A=2:?52?8EBE :C:2?52 ,:CD62D:2A6?E=:C2?=2AB2??H2D6B5:B:2D2C E5E=-E;E2?=2D52?292?BC65EB6B4322?2D2?2=:C:C2D2C6BD2 6C:AE=2?52?,2B2?D6B9252AA6?6=:D:2?H2?8D6=295:=2E2? Gerak Lurus Beraturan dan Gerak Lurus Berubah Beraturan 22 , 1 , 6A6=2;2B:C63E2936?52H2?836B86B2=EBEC36B2DEB2?52?36B86B2=EBEC36BE329 36B2DEB2? 1 , , 2A2?=:?D2C2? 6=6B6?85:26D6B L 4 6?882B:C2?;2?8 , 3E29 -EAE2? 2AEBDE=:C2D2ECA:5= -02- , ,ECE?=292=2D2=2DC6A6BD:A2528232B36B:ED -2?52:52?9:DE?8;2B22?D2B2D:D:2G2=D:D:52?D:D: 6A2C2?6=6B6?852B:D:D:9:?8826?86=:?5:?86D:D:6=2=E:D:D: :DE?8G2DED6AE96=6B6?852B:6D:D:52?52B:D:D:6D:D: 1 1 ,2B2N36B:C2B2?D2B2N 452?;2B2N36B:C2B2?D2B2 N4 ,- , 1 2D2D=29;2B252?G2DED6AE9N52?N A229A252=:?D2C2?N6=6B6?86?82=2:A6BE3292?646A2D2?:2H2 36B2A2 A2296=6B6?86?82=2:A6BE3292?646A2D2?A252=:?D2C2?N:2H2 36B2A2 6?EBEDA6?52A2D?52D6B2CE86B22A2296=6B6?8A252=:?D2C2?N 52?A252=:?D2C2?N A2H2?852A2D?52C:AE=2?52B:A6B4322?:?: A B C Kelereng Papan lintasan Tumpuan Papan lintasan 105 Tes Kompetensi Fisika Semester 1 0 0 12 4 ,5 ,. ,1. 1 , , . 22 1 , :6?C:82H2252=29 2 01010-1 N 5 01010-1 N 3 0101 0-1 N 6 01010-1 4 01 01 N 0-1 N .C292C6D:2AC2DE2?G2DE6:=::5:6?C:C22 56?82?5:6?C: 2 6?6B8::?6D: 5 6?6B8:AD6?C:2= 3 52H2 6 82H2 4 D62?2? E2F6DB2C:?82C:?8C2DE2?52?C2DE2?C2DE C22=2:?C2=:?8D682=EBEC ,6=:C:965E2F6DB D6BC63ED252=29 2 C2DE2? 5 C2DE2? 3 C2DE2? 6 C2DE2? 4 C2DE2? E2F6DB 52? C2DEC22=2:?636?DECE5ED J +6CE=D2?F6DB636?DECE5EDJD6B9252A F6DB :2F6DB F6DB 252=29 2 5 3 6 4 6D6=:D:2?2=2DEEBA6?882B:C;2?82CB?852? :B6D6BC6BEAC642B236BDEBEDDEBED252=29 2 52? 3 52? 4 5 52? 6 52? 252A6?8EEB2?A2?;2?836?525:A6B=6992C:= A6?8EEB2? 2?H2?H22?82A6?D:?892C:= A6?8EEB2?D6BC63ED252=29 2 5E2 5 =:2 3 D:82 6 6?2 4 6A2D =E:?:EH2?82CC2?H2852?F=E6?H24 6:=::2CC2;6?:C 2 8 4 5 8 4 3 8 4 6 8 4 4 8 4 ,63E293:=36B86B2632B2D56?82?646A2D2? CC6=2256D: 6E5:2?36?5236B86B2 632=:6D:EB56?82?646A2D2? CC6=2256D: 646A2D2?B2D2B2D23:=252=29M 2 C 5 C 3 C 6 C 4 C 2B2H2?85:D6AE936?52C6=22C252=29 2 5 3 6 4 ,6C6B2?86?86?52B2:3:=56?82?A6B46A2D2?D6D2A C ,6D6=2936B;2=2? C3:=:DE6?6AE9;2B2 646A2D2?2G2=3:=:DE252=29 2 C 5 C 3 C 6 C 4 C ,63E293:=52B:62522?5:29:?88236B86B2 56?82?646A2D2? C63EDE92?G2DEC 2B2H2?85:D6AE93:=252=29 2 5 3 6 4 ,63E29 3:= 6:=:: 646A2D2? 2G2= C 6?52A2DA6B=232D2?D6D2A C 3:=D6BC63ED 22?36B96?D:C6D6=296?6AE9;2B2 2 5 3 6 4 ,63E2936?525:D6322?F6BD:2=62D2C56?82? 646A2D2?2G2= C 6D:?88:2?36?52C6D6=29C 52B:A6?6322?252=29 C 2 5 3 6 4 :2?D2B2A6B?H2D22?36B:EDH2?8A2=:?8D6A2DE?DE C63E2936?52;2DE93632C252=29 2 A6B46A2D2?D6D2A646A2D2?D6D2A 3 A6B46A2D2?36BD2329646A2D2?D6D2A 4 A6B46A2D2?D6D2A646A2D2?36BD2329 5 A6B46A2D2?36BD2329646A2D2?36BD2329 6 A6B46A2D2?52?646A2D2?36BEB2?8 6B:ED252=298B27:646A2D2?+D6B9252AG2DE 52B:36?52H2?836B86B2=EBEC Tes Kompetensi Fisika Semester 1 8 4 2 6 8 ts vms 106 Mudah dan Aktif Belajar Fisika untuk Kelas X ,63E2936?5256?82?2CC2?H25:82?DE?856?82? C6ED2CD2=:6E5:2?D2=:5:D2B:62D2C56?82?A6B 46A2D2?D6D2A :2A6B46A2D2?8B2F:D2C:252=29 C D682?82?D2=:252=29 2 5 N 3 6 N 4 N 6B92D:2?8232B36B:ED 252=292DB=H2?8C2?82D=:4:? 2CC236?5252? 2C:?82C:?8852?8 :236?525:=6A2C D682?82?D2=: 52? 2C:?82C:?8252=29 2 52? 5 52? 3 52? 6 52? 4 52? ,6C6B2?856?82?2CC285:D:32?85:52=2=:7D H2?8C652?86=E?4EB632G2956?82?646A2D2? D6D2A C :2 C 36B2DB2?8:DE252=29 2 5 3 6 4 v t 2 1 6?5256?82?2CC2836B86B256?82?6=2;E2? ;2 2H2H2?85:A6B=E2?282B36?52:DE 36B96?D:A252;2B252B:D6A2DC6E=2252=29 2 36B=2G2?2?56?82?86B236?52 3 C62B2956?82?86B236?52 4 36B=2G2?2?56?82?86B236?52 5 C62B2956?82?86B236?52 6 C62B2956?82?86B236?52 ,63E2936?5256?82?2CC28D6B=6D2A2523:52?8 52D2B 6?52 D6BC63ED 5:36B: 82H2 H2?8 636?DECE5EDJD6B9252A3:52?86?52D2B 2H2 ?B2=H2?8366B;2A25236?52:DE252=29 2 5 3 6 4 6B92D:2?8232B36B:ED 232BD6BC63ED6?E?;E2?8B27:646A2D2?D6B 9252AG2DE52B:5E23E2986B236?52H2?82CC2?H2 52? 65E236?526?52A2D82H2H2?8C22 C69:?8826?52A2D2?A6B46A2D2? 52? 2B: 8B27:52A2D5:C:AE=2?329G2 2 52? 3 52? 4 52? 5 52? 6 52? A B T 1 T 2 T 2 K ,6B2?8?6=2H2?6?H636B2?8:CE?82:6?88E?22? A6B29E52HE?8 6B29E52HE?8C6=2=E5:2B292?D682 =EBECD6B9252A2B292BEC2:B56?82?646A2D2? C :2646A2D2?2=:B2?2:B C9:DE?8=29646A2D2? DD2=A6B29E52?2B29?H252=26=:?D2C:CE?82: ,63E2936?525:=6A2C2?D2?A2646A2D2?2G2=52B: A6C2G2DH2?8C652?836B86B256?82?6=2;E2?D6D2A :2D:52252A6?82BE92?8:?;6=2C2?=293282:2?2 36?DE=:?D2C2?36?52D6BC63ED ,63E2936?52H2?82CC2?H2836B86B2C642B2 36B2DEB2?52=2=:?D2C2?6=:?82B56?82?646A2D2? C :2;2B:;2B:=:?82B2?:DE36B2A22982H2 82H2C6?DB:A6D2=?H2 6?82A229B2?8H2?8C652?86?2::A6B2:?2? ?D2?82?D:?8D:52D6BA6?D2=6=E2B=:?D2C2??H2 ,63E2932DE56?82?2CC2 85::2D56?82?D2=:52? 5:AED2BC69:?882=:?D2C2??H236B36?DE=:?82B2? F6BD:2=56?82?;2B:;2B: :2646A2D2?CE5ED 32DEB25 C52? C D6?DE2?=29D682?82?D2=: A252C22D32DE5:D:D:D6BD:?88: 4 .1 ,5 ,21, ,1. 1

A. Cahaya B. Pemantulan

Cahaya C. Pembiasan Cahaya D. Alat-Alat Optik Cahaya dan Optika ,5C9181A9=1DB91C941;1;15A18C5A51B41A93181H1 541 254149B5;599741411CC5A981C;1A51141H13181H1 181H1 :D71H17=5=2D1C41411C=5981C21H171414935A=9 D7;9415A18=5=5A81C9;1;131B9?141=?291C1D B5541=?C?A 131B9?141=?2941B5541=?C?A=5AD1;1B52D18 35A=935=2D7H17497D1;1575=D49DCD;=5981C1D9C1B 49 251;17 =?29 1C1D B5541 =?C?A 571 =5981C ;131 B9? 575=D49411C25A25?;25A85C91C1D=5418DD9;541A1119 45711=1 141;131B9?C5A:1495=1CD13181H1B58977141411C =5981C21H17125412541H1725A14149451H1 11C;1841 =57945C969;1B9B961CB961C21H17114135A=9;131B9? ,51935A=935=2D725A41B1A;125CD;H11414D1:59B35A=9 19H1H19CD35A=941C1A4135A=935;D7 11C;18;54D135A=9 99=55ADB;13181H11719=11B961CB961C21H171H1 41411C=55CD;1:1F1215AC1H115AC1H11C5AB52DC 411=21299 58;1A519CD51:1A918212994571219; 107 • menganalisis alat-alat optik secara kualitatif dan kuantitatif; • menerapkan alat-alat optik dalam kehidupan sehari-hari. Setelah mempelajari bab ini, Anda harus mampu: menerapkan prinsip kerja alat-alat optik. Hasil yang harus Anda capai: Pengemudi memanfaatkan pemantulan cahaya pada cermin cembung kaca spion. Bab 6 Sumber: Dokumentasi Penerbit 108 Mudah dan Aktif Belajar Fisika untuk Kelas X

A. Cahaya

,19B41C5;??79B51D=5=21F141DCD;=1=D=5=181=9 11= 19949B5212;1B19B41C5;??79B51D=5=25A9575C18D 121ADB5AC19BCAD=521ADH17=1=D=57D7;1A181B91A181B91 11= B5;19D 75:11 11= H17 B5=D1 491771 C941; =D7;9 C5AD7;1 5?=511BCA??=9411C529821H1;C5AD7;1;1A51 C5AB5491H1C55B;?1C1DC5A??7H175298219;41A9141B525D=H1 5=1:D14155=D1411=29??79=?45AC941;411CC5A:149:9;1 C941; 141 =9;A?B;? 1719=11 11C11C ?C9; C5AB52DC 25;5A:1 41 =1=D=57D7;1A181B9111=11=212991;1492181BB5:D=18 8D;D=B5AC1A9B9?C9;175?=5CA95=1CD1415=291B1H17 49C5A1;1411=2525A1111C?C9;

1. Teori-Teori tentang Cahaya

5A9;DC1;149:51B;12525A11C5?A9C5C173181H1

a. Teori Partikel

1415AC571811214;5897715AC571811214;5L B5:1A189B9;1B171C49571AD89?585=9;9A141;1AH159621 =5B;9DC5A411CB5:D=18C?;?825B1A19H17894DB5I1=14571 5FC?H17=5=25A9;1;?CA92DB925B1AC5A81419B9;1 ;1C5C19 491C1A1=5A5;1141B521791H17C941;B55411C45719621 491C1A1H1 246 22. 246 2:+4,56,1 7:15 204054:41021: 1419621=55A29C;1;1AH19=9185AC1=1C5C173181H1 41 F1A1 411= ,,- .+ 0,+ 5A:1 9=918 99 49C5A9=1 4571219;?58B5=D1981;;53D19 22.417:15 5A5;1 ;525A1C14571962125A;19C145715A3?211H17=5=2D;C9 ;1 218F1 3181H1 C5A49A9 1C1B 1AC9;5 ;539 H17 25A75A1; 5A5;1 =571771218F13181H1=5AD1;175?=217 -5?A91AC9;5411C=5:51B;1218F15A1=21C13181H125AD1 71A9BDADBH17C941;411C49981C41A9251;17B52D18578117 41D75?=217B55AC975?=2172DH9=1B98411C494571AF11DD 49251;17C5A411C578117 14112149621=55=D;1 ;?=?B9B93181H1DC98H17499C57A1B9;1457165?=51F1A1 .1H1 99=5AD1;1C9C9;1F1;1:91;8DBDBC5C173181H1H17=5:14941B1A 21799B9;1=?45A 9621C5AC1A9;=51;D;157D:91=577D1;1 A9B=141;131 5C9;13181H1491A18;1141A9B=13181H1DC98411C =5=D3D;121H1;F1A1B55AC9E9?5C9497?29AD89:1D;D97 ?A1H541=5A18 9621:D7121H1;=51;D;15;B5A9=54911= 4571=5491B55AC9=9H1;19A41755=2D7B12D 5A41B1A;1 70003-4,.2153+:136,..4-.1+52524,.7607.76,+1 Tes Kompetensi Awal 15A254111C1A121H171=1H14121H171 H1C1 1719=11B961C21H17114135A=9 1H1749=1;BD445715=291B1945;B291B A51C9641945;B291B=DC1; 1719=11B961C5B135=2D7415B135;D7 C5A814125A;1B3181H1H17=55F1C9H1 ,52DC;12525A11=1611C5B1H1741;5C18D9 Tokoh Seorang fisikawan Belanda, Christian Huygens dilahirkan di Den Haag, pada 14 April 1626. Ayahnya seorang diplomat dan sastrawan. Pada 1666, ia memberikan sumbangan penting tentang ilmu Matematika, Astronomi, Optik, dan Mekanika, yang membuat namanya terkenal sebagai ilmuwan penting di Eropa. Pada 1655, Huygens menyempurna- kan teleskopnya yang cukup kuat untuk menemukan sebuah satelit Planet Saturnus, kemudian diberi nama Titan. Pada awal 1660-an ia menemukan lensa pelihat okuler yang terdiri atas gabungan lensa, guna mengurangi gangguan warna yang timbul akibat penggunaan lensa-lensa non-akromatik, lensa ini masih dipakai sampai sekarang. Christian Huygens 1580 – 1626 Sumber: Jendela Iptek, 1997 109 Cahaya dan Optika 559C91H19621=5H9=D;1218F1141D=D=H13181H1 C5A49A91C1BB5;D=D11AC9;5H1749B52DC,.-1

b. Teori Gelombang

1417:1525ADB181=51F1-5?A91AC9;54571=5H1C1 ;1218F13181H1=5AD1;175?=217H1725A75A1;4571;5351C1 C5AC5CD411==549D=5C5A 5DADC7:15 C9C9;C9C9;141=D;175?=217H17=5A1=21C 411C491771B52171975?=21721AD 14175?=21797;1A1=D;1 75?=217H125AD197;1A1B5417;114175?=21741C1A=D;1 75?=217H125AD171A9BDADB -5?A975?=217411C=5H1;9;1218F1 1:D3181H1411=19A52981=21C41A914149D41A1 57145=9;91 =5DADC7:15-5?A91AC9;596217D7DA 011DD45=9;91C5?A9 75?=217C941;=1=D=5:51B;1C5C175A1=21C13181H125AD1 71A9BDADB 55=18199H17=5H5212;19621C941;B5CD:D4571 C5?A975?=217 -5?A97:15=1=D=55=D;1AD=DBAD=DB5= 291B1415=1CD13181H14571B171C=5=D1B;1

B. Pemantulan Cahaya