Inventions For what does the world owe Almon Strowger a debt of gratitude? Automatic Telephone Exchanges Traffic Lights Vending Machines Parking Meters Automatic Telephone Exchanges Traffic Lights Vending Machines Parking Meters ANSWER DOWNLOAD EXAMIANS APP
Inventions Benjamin Franklin was a prolific inventor. He invented the lightning rod, the Franklin stove, studied electricity, discovered the Gulf Stream, started the first library, and on and on. Among his many other inventions, what musical instrument did he invent? Banjo Oboe Harmonium Clarinet Banjo Oboe Harmonium Clarinet ANSWER DOWNLOAD EXAMIANS APP
Inventions William Frederick is credited with the invention of the modern frisbee in the mid 1950's. In 1957 the Wham-O Company bought his idea and the rest is history. They named the toy after William Frisbie who was a ________? Student at Yale Ceramic plate designer Owner of a pizza parlor Pie maker Student at Yale Ceramic plate designer Owner of a pizza parlor Pie maker ANSWER DOWNLOAD EXAMIANS APP
Inventions What Enrico Fermi invented? Cyclotron Betatron Nuclear reactor X ray machine Cyclotron Betatron Nuclear reactor X ray machine ANSWER DOWNLOAD EXAMIANS APP
Inventions Which of the following was first patented by an Australian in 1889? Electric Fence Electric Shaver Electric Drill Electric Heater Electric Fence Electric Shaver Electric Drill Electric Heater ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade was the transistor invented? 1940s 1960s 1950s 1980s 1940s 1960s 1950s 1980s ANSWER DOWNLOAD EXAMIANS APP