1) Who developed that device? a) Thomas Davenport b) Wilhelm Schickard c) Elisha G. Otis 2) Who designed this thing? a) Willis Carrier b) Graham Bell c) Frederick Gowland Hpokins 3) When was this device developed? a) 1779 b) 1899 c) 1450 4) When was this device developed? a) 1742 b) 1889 c) 1896 5) Elisha G. Otis is a creator of ...? a) b) c) 6) Igor Sikorsky is a creator of ...? a) b) c) 7) Where is Ivan Pulyuy, who developed the world's first X-ray tube, from? a) Ukraine b) Kazakhstan c) Georgia 8) Where is the creator of chocolate, Houten Conrad Johannes van, from? a) Croatia b) China c) Netherlands

"Inventions and Discoveries"

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