This engineering lesson covers basic machines: levers, inclined planes, wedges, wheel and axel, screws, and pulleys. These simple machines make work easier by changing either the direction or magnitude of force applied to them. The document lists the names of six basic machines that are commonly used in engineering.

1. Engineering Lesson

3. Levers

4. Inclined Planes

5. Wedges

6. Wheel and Axel

7. Screws

8. Pulleys