Download - Cameron`s presentation
Transcript
A wheel and axle is a circular frame or disc attached to an axis that or wheels to turn.
The axle makes a small movement.
The wheel and axle was invented over five-thousand years ago!
It is still a mystery of who invented it. It was made in Asia, 8,000 years ago.
A ferris wheel is a wheel and axle. A waterwheel is a wheel and axle. A doorknob is a wheel and axle. The wheels on a car are wheels and
axles. A sink handle is a wheel and axle.