Buku Ilmu Pengetahuan Alam Kelas 9 SMP

Materi Ilmu Pengetahuan Alam

Kata Sambutan ..........................................................................................................................iii
Kata Pengantar......................................................................................................................... iv
Sistematika Buku...................................................................................................................... v
Daftar Isi................................................................................................................................... vi

Semester I
Bab I Sistem Ekskresi, Reproduksi, dan Koordinasi......................................................... 3
A. Alat Ekskresi Manusia ........................................................................................... 5
B. Sistem Reproduksi Manusia .................................................................................. 11
C. Sistem Koordinasi pada Manusia .......................................................................... 15
Latih Kemampuan 1.................................................................................................. 31
Wacana Sains............................................................................................................ 32

Bab II Kelangsungan Hidup Organisme............................................................................. 33
A. Adaptasi Organisme terhadap Lingkungan............................................................. 35
B. Seleksi Alam ......................................................................................................... 39
C. Perkembangbiakan Organisme.............................................................................. 40
Latih Kemampuan 2.................................................................................................. 55
Wacana Sains............................................................................................................ 56

Bab III Pewarisan Sifat ..........................................................................................................57
A. Gen dan Kromosom ............................................................................................... 59
B. Persilangan........................................................................................................... 60
C. Pewarisan Sifat pada Manusia .............................................................................. 68
Latih Kemampuan 3.................................................................................................. 72
Wacana Sains............................................................................................................ 74

Bab IV Bioteknologi ...............................................................................................................75
A Pemanfaatan Mikroorganisme dalam Bioteknologi................................................ 77
B Bioteknologi dalam Pertanian ................................................................................ 83
C Bioteknologi Reproduksi........................................................................................ 87
Latih Kemampuan 4.................................................................................................. 90
Wacana Sains............................................................................................................ 92

Bab V Listrik........................................................................................................................... 93
A. Listrik Statis .......................................................................................................... 95
B. Listrik Dinamis ....................................................................................................... 105
C. Rangkaian Listrik Tertutup ..................................................................................... 113
Latih Kemampuan 5.................................................................................................. 126
Wacana Sains............................................................................................................ 128

Bab VI Sumber Arus Listrik dan Energi Listrik.................................................................... 129
A. Sumber Arus Listrik ............................................................................................... 131
B. Energi Listrik ......................................................................................................... 135
C. Daya Listrik ........................................................................................................... 141
Latih Kemampuan 6.................................................................................................. 146
Wacana Sains............................................................................................................ 148
Latihan Semester I.................................................................................................................... 149
Semester II

Bab VII Kemagnetan............................................................................................................... 153
A. Gejala Kemagnetan............................................................................................... 155
B. Membuat Magnet................................................................................................... 159
C. Medan Magnet ....................................................................................................... 162
D. Pemanfaatan Sifat Kemagnetan ............................................................................ 168
Latih Kemampuan 7.................................................................................................. 172
Wacana Sains............................................................................................................ 174

Bab VIII Induksi Elektromagnetik............................................................................................ 175
A. Gerak Gaya Listrik Induksi .................................................................................... 177
B. Generator.............................................................................................................. 180
C. Transformator ........................................................................................................ 182
Latih Kemampuan 8.................................................................................................. 190
Wacana Sains............................................................................................................ 192

Bab IX Tata Surya.................................................................................................................. 193
A. Anggota Tata Surya ............................................................................................... 195
B. Matahari................................................................................................................. 202
C. Bumi ...................................................................................................................... 203
Latih Kemampuan 9.................................................................................................. 213
Wacana Sains............................................................................................................ 214

Bab X Litosfer dan Atmosfer ................................................................................................215
A. Litosfer ................................................................................................................... 217
B. Atmosfer ................................................................................................................ 225
C. Gangguan Kesehatan dan Pencemaran Lingkungan.............................................. 233
Latih Kemampuan 10................................................................................................ 236
Wacana Sains............................................................................................................ 238
Latihan Semester II................................................................................................................... 239

Glosarium................................................................................................................................ . 241
Kunci Jawaban.......................................................................................................................... 244
Daftar Pustaka........................................................................................................................... 245
Indeks ...................................................................................................................................... 247