Contoh Laporan Praktek UT PGSD Semester 2 PDGK4107 Praktikum IPA di SD Modul 8

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LEMBAR KERJA

PRAKTIKUM IPA DASAR DI SD

LISTRIK DAN MAGNET

 PERCOBAAN 1 MUATAN LISTRIK

1.

2.

Bola pingpong kiri digosok dengan

Bola pingpong kanan digosok dengan

wool plastik nilon

wool Plastik Nilon

 Jawaban pertanyaan

1. ____________________________________________________________________ ____________________________________________________________________ 2. ____________________________________________________________________ ____________________________________________________________________ 3. ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ - ___________________________________________________________________ - ___________________________________________________________________ - ___________________________________________________________________

4. ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________

Gambar 8.1

Pecobaan bola pingpong digosok dengan wool

Gambar 8.2

Pecobaan bola pingpong digosok dengan plastik

Gambar 8.3

Pecobaan bola pingpong digosok dengan nilon

Tabel 8.1

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 Kesimpulan

_______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________

 Percobaan 2 Arus Listrik

1. _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________

2. _______________________________________________________________________ _______________________________________________________________________

3. _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________

4. _______________________________________________________________________ _______________________________________________________________________

Gambar 8.4

Rangkaian listrik dengan 3 baterai

Gambar 8.5

Kabel merah pada kutub (+) dihubungkan dengan kutub (-)

Gambar 8.6

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No Bahan Lampu Konduktor

menyala tidak ya Tidak

1 Kawat besi 2 Kawat tembaga 3 Sendok kawat 4 Kayu

5 Karet penghapus 6 Grafit (mata pensil) 7 Kertas

8 Tas plastic 9 Air keran 10 Air garam

 Percobaan 3 Tegangan Listrik

1. Hasil pengamatan

Gambar 8.7

Lampu menyala karena arus listrik mengalir

Tabel 8.2

Tabel pengamatan konduktor (pengantar listrik)

Gambar 8.8

Saklar ditutup lampu tidak menyala

_______________________________________________ _______________________________________________ _______________________________________________ _______________________________________________ _______________________________________________ _______________________________________________ _______________________________________________ _______________________________________________ _____________________________

Gambar 8.9

Lampu menyala redup karena arus tidak terlalu besar

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2. Pembahasan

_______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________

1. _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________

2. _______________________________________________________________________ _______________________________________________________________________

3. Hubungan antara arus listrik dengan tegangan listrik:

_______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________

4. _______________________________________________________________________ _______________________________________________________________________

Gambar 8.10

Lampu menyala lebih terang karena jumlah baterai lebih banyak

_______________________________________________ _______________________________________________ _______________________________________________ _______________________________________________ _______________________________________________ _______________________________________________ _______________________________________________ _______________________________

Gambar 8.11

Lampu menyala sangat terang karena jumlah baterai lebih banyak

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_______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________

 Kesimpulan

a. _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ b. _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________

 Percobaan 4 Energi Listrik

1. _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________

2. _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________

3. _______________________________________________________________________ _______________________________________________________________________

4. _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________

5. _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________

__________________________________________________________________________ __________________________________________________________________________ __________________________________________________________________________ __________________________________________________________________________

 Kesimpulan

__________________________________________________________________________ __________________________________________________________________________ __________________________________________________________________________ __________________________________________________________________________

 Percobaan 5 Bentuk Medan Magnet

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3. _______________________________________________________________________ _______________________________________________________________________ 4. _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ 5. _______________________________________________________________________ _______________________________________________________________________ 6. _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ 7. _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________

1. _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________

2. _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________

3. _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ 1. ____________________________________________________________________ 2. ____________________________________________________________________ 3. ____________________________________________________________________

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 Percobaan 6 Mengamati Gejala Medan Magnet

1. _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ 2. _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ 3. _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ 4. _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________

1. _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ 2. _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ 3. _______________________________________________________________________ _______________________________________________________________________ a. ____________________________________________________________________ ____________________________________________________________________ b. ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ 4.

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____________________________________________________________________ ____________________________________________________________________ b. ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ 5. _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________

 Percobaan 7 Mengamati Sifat-sifat Magnet

1. _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ 2. _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ 3. _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ 4. _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________

1. _______________________________________________________________________

a. ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________

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c. ____________________________________________________________________ ____________________________________________________________________ - _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ - _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________

2. _______________________________________________________________________ _______________________________________________________________________

3. _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________

4. _______________________________________________________________________ _______________________________________________________________________ a. ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ b. ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________

 Percobaan 8 Cara Membuat Magnet

1.

a. ____________________________________________________________________ ____________________________________________________________________ b. ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ c. ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ 2.

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____________________________________________________________________ ____________________________________________________________________ c. ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ d. ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ 3.

a. ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ b. ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ c. ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ d. ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________

1. _______________________________________________________________________

a. ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________

b. ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________

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