Man Made System
Apa yang anda perlu pelajari dalam topik ini
- Understand electrical system and mechanical systems
- Understand simple machines
- Understand how does a lever make work easier
- Understand wheel and axle
- Explain pulley work
- Explain how the gear can make the work easier
- Explain the use of simple machine in everyday life
- List some machines which are made of more than one system
Nota Ringkas
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