1) which is this unit? a) math b) parts of the body c) electricity d) butterfly e) light bulb f) unit 3 2) what elements we need for doing a circuit a) receptor, generator, wire b) generator, swich, receptor, battery c) pencil, plastic, dog, d) what is a circuit? 3) who invented the light bulb? a) no one :l b) Albert Einstein c) thomas edison d) Hovannes Adamián 4) which one is a parallel circuit a) A b) B c) C d) D 5) what is a receptor? a) light bulb b) receptor c) battery d) alien 6) what is a battery? a) dog b) wire c) receptor d) generator e) battery :> 7) what is a wire? a) cable b) receptor c) cat d) is where the energy go to the receptor 8) what is this class? a) math b) social c) studies d) sciense e) ciencias

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