Here are your notes.
Source: various educators and Langhans
1. Why does a simple machine make work easier?
2. http://www.safeshare.tv/w/BJcACejiDF Go to this link and watch the video. Identify all of the simple machines you can.
3. Fill in this table as much as possible: But skip mechanical advantage (we will do that later)
4. Explain why a screwdriver is a compound machine. Use the picture below to help you: