Inventions What type of system did Paul Nipkow, John Baird, and Charles Jenkins all invent? Early Warning Television Telephone Electricity Early Warning Television Telephone Electricity ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Gunpowder? Leo H Baekeland Roger Bacon G. Ferdinand Von Zeppelin Sir Frank Whittle Leo H Baekeland Roger Bacon G. Ferdinand Von Zeppelin Sir Frank Whittle ANSWER DOWNLOAD EXAMIANS APP
Inventions What inspired reflecting road lights to be invented? The sun light on the windshield Sun light on steel posts on road sides The light a cat's eyes gave off on a fence Car door reflecting mirrors The sun light on the windshield Sun light on steel posts on road sides The light a cat's eyes gave off on a fence Car door reflecting mirrors ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Dynamite? Sir Alexander Graham Bell Thomas Alva Edison Alfred B. Nobel Benjamin Franklin Sir Alexander Graham Bell Thomas Alva Edison Alfred B. Nobel Benjamin Franklin ANSWER DOWNLOAD EXAMIANS APP
Inventions When was Milk Tray first introduced? 1934 1923 1942 1915 1934 1923 1942 1915 ANSWER DOWNLOAD EXAMIANS APP
Inventions What item, originally called the 'Whirlwind', was invented by Ives McGaffey in 1869? Blender Washing machine Vacuum cleaner Electric mixer Blender Washing machine Vacuum cleaner Electric mixer ANSWER DOWNLOAD EXAMIANS APP
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