smile smile4 smile2 smile3 smile1 smile5 fly1 fly2 Discovery Of Science
RSS




Post Icon

Complex machines

Complex machines are tools or objects that consist of more than one simple machine.



Bicycle


lever

wheel and axle

gear

Scissors


lever

wedge


Wheelbarrow


wheel and axle

Lever



  • Digg
  • Del.icio.us
  • StumbleUpon
  • Reddit
  • RSS

0 comments:

Post a Comment