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Kelas_07_SMP_IPS_Siswa_2016

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4. Berkembangnya Sarana dan Prasarana.................................. 77<br />

5. Adanya Perubahan Sosial dan Budaya................................... 78<br />

6. Berubahnya Komposisi Penduduk......................................... 78<br />

BAB II INTERAKSI SOSIAL DAN LEMBAGA SOSIAL............ 83<br />

A. Interaksi Sosial.......................................................................... 85<br />

1. Pengertian dan Syarat Interaksi Sosial................................... 85<br />

2. Bentuk-Bentuk Interaksi Sosial.............................................. 89<br />

B. Pengaruh Interaksi Sosial Terhadap Pembentukan Lembaga<br />

Sosial ...................................................................................... 94<br />

C. Lembaga Sosial......................................................................... 96<br />

1. Pengertian Lembaga Sosial.................................................... 96<br />

2. Jenis dan Fungsi Lembaga Sosial.......................................... 103<br />

BAB III AKTIVITAS MANUSIA DALAM MEMENUHI<br />

KEBUTUHAN........................................................................................ 123<br />

A. Kelangkaan dan Kebutuhan Manusia.................................... 125<br />

1. Kelangkaan sebagai permasalahan ekonomi.......................... 126<br />

2. Kebutuhan Manusia............................................................... 129<br />

3. Tindakan, Motif, dan Prinsip Ekonomi.................................. 139<br />

B. Kegiatan Ekonomi.................................................................... 145<br />

1. Kegiatan Produksi.................................................................. 146<br />

2. Kegiatan Distribusi................................................................. 152<br />

3. Kegiatan Konsumsi....................................................................... 153<br />

C. Permintaan, Penawaran, Pasar, dan Harga........................... 156<br />

1. Permintaan.............................................................................. 156<br />

2. Penawaran.............................................................................. 160<br />

3. Pasar .................................................................................... 162<br />

4. Harga .................................................................................... 168<br />

D. Peran Iptek dalam Kegiatan Ekonomi................................... 172<br />

1. Ilmu Pengetahuan dan Teknologi........................................... 172<br />

2. Peran Iptek dalam Menunjang Kegiatan Ekonomi................ 174<br />

vi<br />

<strong>Kelas</strong> VII <strong>SMP</strong>/MTs

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