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 :


Axle - Deck - Rim - Ball bearing - Tyre - Motorization 


5. Explain how the motorized skate-board works.



Created with the Personal Edition of HelpNDoc: Free EBook and documentation generator