Inventions What James Watt invented? Rotary steam engine Steam boat Diving bell Hot air balloon Rotary steam engine Steam boat Diving bell Hot air balloon ANSWER DOWNLOAD EXAMIANS APP
Inventions Who was the first American female to patent her invention, a method of weaving straw with silk? Marjorie Joyner Mary Kies Margaret Knight Amanda Jones Marjorie Joyner Mary Kies Margaret Knight Amanda Jones ANSWER DOWNLOAD EXAMIANS APP
Inventions Who among the following invented the small pox vaccine? Robert Koch Robert Hooke Louis Pasteur Edward Jenner Robert Koch Robert Hooke Louis Pasteur Edward Jenner ANSWER DOWNLOAD EXAMIANS APP
Inventions What now-ubiquitous device was invented by Zenith engineer Eugene Polley in 1955? VCR Microwave oven Calculator Remote control VCR Microwave oven Calculator Remote control ANSWER DOWNLOAD EXAMIANS APP
Inventions For what does the world owe Almon Strowger a debt of gratitude? Traffic Lights Parking Meters Automatic Telephone Exchanges Vending Machines Traffic Lights Parking Meters Automatic Telephone Exchanges Vending Machines ANSWER DOWNLOAD EXAMIANS APP
Inventions What furniture item was invented by California furniture designer Charles Prior Hall in 1968? Hammock Waterbed Sofa bed Captain's chair Hammock Waterbed Sofa bed Captain's chair ANSWER DOWNLOAD EXAMIANS APP