1) Who were the inventors of lightbulb? a) Thomas Alva Edison b) Tomas Josheph Edison c) Dua Lipa d) Josheph Swen e) Joseph Swan f) Willis Carrier 2) How many parts light bulb have? a) 12 b) 13 c) 11 3) In what year was light bulb invented? a) 1869 b) 1879 c) 1989 4) Who has longest beard? a) Me:) b) Josheph Swan c) Tobiáš Kubovič

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