4 ESO - RECOVERY ACTIVITIES

ITEM 7 1. What are the two main routes of technology development. 2 . Briefly technological periods. 3 . In old age was explained that "the development of mechanics and architecture" 4 . In the modern age was explained that "the steam engine" 5th Within the contemporary age was explained that "the internal combustion engine" 6 .In hunter-gatherer societies explains the interrelationship between technology and social change and work. 7 th in agricultural societies explains the interrelationship between technology and social change and work. 8 In advanced societies explains the interrelationship between technology and social change and work. ITEM 8 1. Define general thrust and protective box. 2 . Explain the power control switch. And where it is placed. 3 . How many elements has an overview of control and protection. 4 . Explains two elements of the picture control and protection. Types of switches 5th you know, explains how they work. 6 . Where you place the ground and serving. 7 th in a house has to take into account the power to hire and why . May 8th power circuit has a basic electrification and draw the outline of the electrical circuit.