Page 5 - Buku Paket Kelas 8 IPA Semester 1
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Daftar Isi
Halaman Judul ................................................................................... i Halaman Penerbitan ......................................................................... ii Kata Pengantar .................................................................................. iii Daftar Isi ............................................................................................. v Daftar Gambar ................................................................................... viii Daftar Tabel........................................................................................ xiii Petunjuk Penggunaan Buku............................................................. xv
Bab 1 Gerak Benda dan Makhluk Hidup di Lingkungan Sekitar ... 1
A. Konsep Gerak...................................................................... 2
1. Gerak Lurus .......................................................................................... 4 2. Gaya....................................................................................................... 10 3. Hukum Newton................................................................................ 11
B. Sistem Gerak Manusia........................................................ 23
1. Rangka .................................................................................................. 23 2. Sendi...................................................................................................... 29 3. Otot........................................................................................................ 33 4. Gangguan dan Kelainan pada Sistem Gerak dan Upaya
Mencegah serta Mengatasinya ....................................................... 39 5. Upaya Menjaga Kesehatan Sistem Gerak pada Manusia ........... 43 C. Sistem Gerak pada Hewan................................................. 44 1. Gerak Hewan dalam Air..................................................................... 46 2. Gerak Hewan di Udara....................................................................... 47 3. Gerak Hewan di Darat........................................................................ 48
D. Sistem Gerak pada Tumbuhan .......................................... 49
1. Gerak Endonom .................................................................................. 52 2. Gerak Higroskopis............................................................................... 53 3. Gerak Esionom .................................................................................... 54
Uji Kompetensi ....................................................................... 66
Bab 2 Usaha dan Pesawat Sederhana dalam Kehidupan
Sehari-hari ............................................................................... 75 A. Usaha................................................................................... 76 B. Pesawat Sederhana............................................................ 80
Ilmu Pengetahuan Alam
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