Simple machines

Simple Machines - a device that allows us to use less force to make work easier or faster.
Mesin Ringkas - sesuatu alat yang membolehkan kita menggunakan daya yang kurang untuk membuat kerja dengan lebih mudah atau pantas.

Types of simple machine
Jenis mesin ringkas


1. Wheel and axle
    Roda dan gandar

   Example:  
   Contoh:


                                                                        hand drill  gerudi


screw driver  pemutar skru

steering  stereng

2. Lever
    Tuas
                                   1st Class Lever           2nd Class Lever            3rd Class Lever
   Example:
   Contoh:
Scissors  gunting
Paper cutter  pemotong kertas
Broom  penyapu


 3. Wedge
     Baji
    Example:
    Contoh:

Axe  kapak

4. Pulley
    Takal
   Example:
   Contoh:
Crane  kren
5. Gear
    Gear
   Example:
   Contoh:
Watch  jam tangan

6. Inclined plane
    Satah condong
   Example:
   Contoh:
Slide  gelongsor
Ramp  tanjakan

Stairs  tangga

7. Screw
    Skru
   Example:
   Contoh:


Screw  skru



 Interesting fact about lever

 
"Give me a lever long enough and a place to stand, and I will move the world."                                                                                                 - Archimedes 230 BC.
Archimedes Lever
Archimedes is describing a basic tool that is used everywhere:  the lever.  He proved mathematically that with a lever long enough, ANYONE can move the world.  

Do you believe?


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