Inventions What type of system did Paul Nipkow, John Baird, and Charles Jenkins all invent? Electricity Telephone Television Early Warning Electricity Telephone Television Early Warning ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade was the first solid state integrated circuit demonstrated? 1960s 1970s 1980s 1950s 1960s 1970s 1980s 1950s ANSWER DOWNLOAD EXAMIANS APP
Inventions What invention caused many deaths while testing it? Dynamite Ladders Parachute Race cars Dynamite Ladders Parachute Race cars ANSWER DOWNLOAD EXAMIANS APP
Inventions For what does the world owe Almon Strowger a debt of gratitude? Automatic Telephone Exchanges Traffic Lights Parking Meters Vending Machines Automatic Telephone Exchanges Traffic Lights Parking Meters Vending Machines ANSWER DOWNLOAD EXAMIANS APP
Inventions What device for new parents did Ann Moore invent in 1969? Bottle warmer Disposable diaper Baby monitor Infant carrier Bottle warmer Disposable diaper Baby monitor Infant carrier ANSWER DOWNLOAD EXAMIANS APP
Inventions What Elisha Otis invented? Jet Engine The brake used in modern elevators Turbine Hydraulic Crane Jet Engine The brake used in modern elevators Turbine Hydraulic Crane ANSWER DOWNLOAD EXAMIANS APP
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