Download - Sainsf1 bab3 jirim
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BAB 3 : JIRIM
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3.1 APAKAH ITU JIRIM
MEMPUNYAI JISIM
MEMENUHI RUANG
JIRIM
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B
CONTOH JIRIM
CONTOH JIRIM
BUMIMANUSIA
HAIWAN
TUMBUHANBATU
BUKU
MEJA
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3.2 TIGA KEADAAN JIRIM
3 KEADAAN JIRIM
PEPEJAL(ais)
GAS(wap air)
CECAIR(air)
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PEPEJAL
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CECAIR
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GAS
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SIFAT KEADAAN JIRIM
SIFAT PEPEJAL CECAIR GAS
Bentuk tetap Mengikut bentuk bekas
Mengikut bentuk bekas
Jisim tetap tetap tetap
Isipadu tetap tetap Tidak tetap
Kebolehmampatan Tidak boleh dimampatkan
Sukar dimampatkan
Boleh dimampatkan
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SUSUNAN & PERGERAKAN ZARAH
3 KEADAAN JIRIM
PEPEJAL
Zarah tersusun rapat dan seragamZarah hanya bergetar
CECAIR
Zarah tidak tersususn dan kurang rapatZarah bebas bergerak, menggelongsor, dan berlanggar
GAS
Zarah tidak tersusun dan jauhZarah bebas bergerak kesemua arah secara rawak
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3.3 KONSEP KETUMPATAN
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3.3 KONSEP KETUMPATAN
KONSEP KETUMPATAN
KETUMPATAN = JISIM ISIPADU
Bahan berbeza mempunyai
KETUMPATAN yang berbeza
KEAPUNGAN objek bergantung kepada
ketumpatannya
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Formula Ketumpatan
KETUMPATANKetumpatan= jisim isipadu
Unit : kg/m³ atau g/cm³