1. This is a simple machine.

2. It's a very simple machine.

3. The pulley is a simple machine.

4. He can mend a simple machine.

5. The inclined plane is a simple machine.

6. The lever is a common simple machine.

7. 5 The inclined plane is a simple machine.

8. Lever: Simple machine used to amplify physical force.

9. The typical screen is a relatively simple machine to operate.

10. Simple machine structure, easy for operation and maintenance; stable performance, suitable for materials of various Brittlenesses, etc

11. In 1865 he invented a simple machine for extracting honey from the comb by means of centrifugal force.

12. Plus points were the number of little extras on an apparently simple machine - shaped handle and height adjustment being particularly worthwhile.

13. Have electronics profession level of technical secondary school, electrician's foundation, electronics electrocircuit as well as simple machine knowledge which can all be put into use in fulfillment.

14. Archimedes was killed by a Roman soldier when the Romans were conquering Syracuse.; Archimedes didn't invent the simple machine called the lever, but he helped explain how the lever works.; A biography on Archimedes was written by a friend of his, Heracleides, but this was later lost.