Inventions What invention is credited to the Russian born American inventor Vladimir Kosma Zworykin? Television Telegraph Radio Dishwasher Television Telegraph Radio Dishwasher ANSWER DOWNLOAD EXAMIANS APP
Inventions What item, originally called the 'Whirlwind', was invented by Ives McGaffey in 1869? Electric mixer Washing machine Vacuum cleaner Blender Electric mixer Washing machine Vacuum cleaner Blender ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Automobiles using gasoline? Karl Benz Leo H Baekeland Kirkpatrick Macmillan Evangelista Torricelli Karl Benz Leo H Baekeland Kirkpatrick Macmillan Evangelista Torricelli ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade were the first successful diode and triode vacuum tubes invented? 1900s 1880s 1890s 1800s 1900s 1880s 1890s 1800s ANSWER DOWNLOAD EXAMIANS APP
Inventions What inspired reflecting road lights to be invented? 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 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 ANSWER DOWNLOAD EXAMIANS APP
Inventions What treat was invented by 11-year-old Frank Epperson in 1905? Cracker Jacks Banana split Popsicle Cotton candy Cracker Jacks Banana split Popsicle Cotton candy ANSWER DOWNLOAD EXAMIANS APP
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