LEMBAR KERJA PESERTA DIDIK PRINSIP KERJA PESAWAT SEDERHANA PADA SISTEM GERAK MANUSIA
Nama Kelompok: ................. ................. Anggota : 1. .......................... .......................... Tugas: .......................... .......................... 2. .......................... Tugas: .......................... .......................... 3. .......................... Tugas: .......................... .......................... 4. .......................... Tugas: .......................... .......................... 5. .......................... Tugas: .......................... .......................... 6. .......................... Tugas: .......................... .......................... Tujuan: Setelah mengerjakan lembar kerja ini, peserta didik mampu menerapkan prinsip kerja pesawat sederhana pada sistem gerak manusia Perhatikan gambar berikut.
1. Dari gambar di atas, identifikasi bagian sistem gerak pada manusia yang bertindak sebagai titik tumpu, gaya kuasa, gaya beban, dan lengan. (perlu petunjuk di gambar) a. Titik tumpu = ......................................... ......................................... b. Gaya kuasa = ......................................... ......................................... c. Gaya beban = ......................................... ......................................... d. Lengan = ......................................... ......................................... 2. Coba gambarkan bentuk diagram pengungkit pada posisi lengan seperti di atas. ........................................... ..................... ............................................ ............................................ ............................................ .............................................. .............................................. ......................... ... ........................................... ..................... ............................................ ............................................ ............................................. ....................... 3. Termasuk pengungkit jenis keberapakah lengan pada posisi tersebut? ........................................... ..................... ............................................ ............................................ ............................................ .............................................. ............................. ..... 4. Coba analisis pola gerak tubuh pada saat bermain basket jika dihubungkan dengan prinsip kerja pesawat sederhana. (perlu petunjuk) ................................................................. ........................................... ............................................ ............................................ ...................................... ................ ........................................... ..................... ............................................ ............................................ ............................................ ...................................... ................ ........................................... ..................... ............................................ ............................................ ............................................ ...................................... ................ ........................................... ..................... ............................................ ............................................ ............................................ ...................................... ................ ........................................... ..................... ............................................ ............................................ ............................................ ...................................... ................ ........................................... ..................... ............................................ ............................................ ............................................... ...................................... ............. ........................................... ..................... ............................................ ............................................ ............................................ ...................................... ................ 5. Dari hasil diskusi, coba buatlah kesimpulan dengan mengacu pada tujuan. ........................................... ..................... ............................................ ............................................ ............................................ .............................................. .............................................. ......................... ... ........................................... ..................... ............................................ ............................................ ............................................. ............................................. ............................................ .......................... .... ........................................... ..................... ............................................ ............................................ ............................................ .............................................. .............................................. ......................... ...
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