1. Give the expression of the need that is satisfied by the product.

2. Create a sentence to explain the main function of the system.

3. Complete the energy Chain.

4. By using the vocabulary given here, fill in the blank :

Screw - Motor - Shank - Pinion - Wheel - Belt - Base

5. Explain how the Ship Driver works.

Created with the Personal Edition of HelpNDoc: Write EPub books for the iPad