Things that I didn’t know about technology

In the afternoon we where learning about technology.

   Things about wheels and Axles  I didn't  know

1.I didn't know that machines make your life more easier.like ( helping us do our jobs).

2.I never knew that levers,pulleys,screws,wedges and inclined was a machine I thought that it was a tools.

3.I never knew that A wheel is a circular object.

4.I did not know that the engine is connected to these wheels by an axle.

5.I never knew that the wheel is attached to a rod.