LKS .01

GAYA SENTUH DAN TAK SENTUH

Standar Kompetensi : 5. Memahami peranan usaha, gaya, dan energi dalam kehidupan sehari-hari

Kompetensi Dasar : 5.1 Mengidentifikasi jenis-jenis gaya, penjumlahan gaya, dan pengaruhnya pada suatu benda yang dikenai gaya.

Alat dan bahan : - Kelereng - Plastisin

- Magnet batang dan besi - karet gelang

Petunjuk : Amatilah dengan seksama demonstrasi yang diberikan!

1. Kelereng dikuti.2. Plastisin di tekan.3. Magnet didekaykan pada besi.4. Karet gelang direnggangkan/ditarik.5. Kelereng dan plastisin dijatuhkan dari tempat yang tinggi.

Tabel hasil pengaamaatan :

No.

Benda Perlakuan Kondisi yang diamati

1.

2.

3.

4.

Kelereng

Plastisin

Magnet dan besi

Kelereng/plastisin

Dikuti

Ditekan

Saling didekatkan

Dijatuhkan dari ketinggian

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Kesimpulan :

1. Apa saja peristiwa yang merupakan gaya akibat sentuhan langsung?...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................

2. Apa saja peristiwa yang merupakan gaya yang terjadi tanpa sentuhan langsung?...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................

@Haerfing G.Auw