Answer the following questions in your Engineering Notebook:
1. How do the different types of gears provide an advantage in your arm design?
2. How do the mathematical calculations help you to determine what type of gear ratio is needed in your design?
3. How would a larger gear on the motor shaft and the smaller gear on the scoop shaft affect the movement of the scoop compared to the motor?
4. How do you think a larger gear on the motor shaft and a smaller gear on the scoop shaft would affect the load on the motor?