S8P3c. Demonstrate the effect of simple machines (lever, inclined plane, pulley, wedge, screw, and wheel and axle) on work.
Simple Machines - YouTube
Tools and Simple Machines - ExplainThatStuff
Simple Machines - YouTube
Tools and Simple Machines - ExplainThatStuff
![](http://www.weebly.com/weebly/images/file_icons/xls.png)
machines_made_simple.ppt | |
File Size: | 5241 kb |
File Type: | ppt |