a wheel and an axle
Inclined Plane
wedge
The skateboard have wheel & axle and screw, the wheel is obvious the wheel and the axle is the truck and i think the screw is the hardware.
An airplane is not a simple machine. A lever is a simple machine. A wheel is a simple machine. Any machine that can be described by a mathematical formula is a simple machine.
A pulley isn't a kind of simple machine, it is a simple machine
simple machine
simple machine
Its a simple machine which can crush any complex machine
yes it is a simple machine... the wind blowing on the wheel and axle makes it a simple machine
A baseball is not a simple machine
yes , its a simple machine
No,its a Simple Machine
No. It is a compound machine. It is made of simple machines.
no it is not a simple machine its a complex machine by Natalie cifuentes