Buku Ilmu Pengetahuan Alam Kelas 4 SD

Materi Ilmu Pengetahuan Alam

Kata Sambutan............................................................................. iii
Kata Pengantar............................................................................. iv
Daftar Isi........................................................................................ v

Pelajaran 1 Alat Gerak pada Manusia.......................................... 1
A. Rangka Tubuh Manusia ........................................................... 3
B. Sendi........................................................................................ 10
C. Kelainan pada Tulang Akibat Sikap Duduk yang Salah ............................................................................... 12
D. Kesehatan Tulang .................................................................... 14
Pelatihan 1.................................................................................... 18

Pelajaran 2 Panca Indra............................................................... 21
A. Indra Penglihatan..................................................................... 23
B. Indra Pendengaran................................................................... 30
C. Indra Pembau ........................................................................... 34
D. Indra Peraba ............................................................................. 37
E. Indra Pengecap........................................................................ 40
Pelatihan 2.................................................................................... 44

Pelajaran 3 Bagian-bagian Tumbuhan....................................... 47
A. Akar .......................................................................................... 49
B. Batang ...................................................................................... 52
C. Daun......................................................................................... 55
D. Bunga....................................................................................... 58
E. Buah dan Biji ............................................................................ 61
Pelatihan 3.................................................................................... 63

Pelajaran 4 Pengelompokan Hewan.......................................... 65
A. Jenis Makanan Hewan ............................................................. 67
B. Penggolongan Hewan Berdasarkan
Jenis Makanannya................................................................... 71
C. Daur Hidup Hewan ................................................................... 75
D. Cara Memelihara dan Merawat Hewan Peliharaan .................. 81
Pelatihan 4.................................................................................... 84

Pelajaran 5 Hubungan Makhluk Hidup....................................... 87
A. Hubungan Antarmakhluk Hidup ............................................... 89
B. Hubungan Makhluk Hidup dengan Lingkungannya ................. 93
Pelatihan 5.................................................................................... 97

Pelajaran 6 Benda dan Sifatnya.................................................. 99
A. Wujud Benda ............................................................................ 101
B. Perubahan Wujud Benda........................................................... 105
C. Sifat Bahan dan Kegunaannya.................................................. 110
Pelatihan 6.................................................................................... 114
Pelatihan Akhir Semester 1......................................................... 116

Pelajaran 7 Gaya dan Gerak Benda............................................ 119
A. Pengertian Gaya ...................................................................... 121
B. Gaya Mempengaruhi Gerak dan Bentuk Benda ....................... 122
Pelatihan 7.................................................................................... 128

Pelajaran 8 Energi dan Kegunaannya....................................... 131
A. Energi Panas ............................................................................ 133
B. Energi Bunyi ............................................................................. 135
C. Perubahan Energi Bunyi Melalui Penggunaan
Alat Musik ................................................................................. 139
D. Energi Alternatif ........................................................................ 141
E. Penerapan Energi Gerak .......................................................... 146
Pelatihan 8.................................................................................... 151

Pelajaran 9 Kenampakan Permukaan Bumidan Benda Langit... 153
A. Perubahan Kenampakan Permukaan Bumi ............................. 155
B. Perubahan Kenampakan Benda Langit ................................... 158
Pelatihan 9.................................................................................... 161

Pelajaran 10 Perubahan Lingkungan......................................... 163
A. Penyebab Perubahan Lingkungan Fisik .................................. 165
B. Pengaruh Perubahan Lingkungan Fisik ................................... 169
C. Cara Pencegahan Kerusakan Lingkungan .............................. 172
Pelatihan 10.................................................................................. 174

Pelajaran 11 Sumber Daya Alam................................................. 177
A. Hubungan Sumber Daya Alam dengan Lingkungan ................ 179
B. Pengolahan Sumber Daya Alam .............................................. 183
C. Dampak Pengambilan Bahan Alam terhadap
Pelestarian Lingkungan............................................................ 185
Pelatihan 11.................................................................................. 188
Pelatihan Akhir Semester 2........................................................ 190
Daftar Istilah.................................................................................. 193

Daftar Sumber.............................................................................. 194
Kunci Jawaban............................................................................. 196