Inventions When were blue jeans invented? 1850s 1900s 1870s 1860s 1850s 1900s 1870s 1860s ANSWER DOWNLOAD EXAMIANS APP
Inventions What Elisha Otis invented? The brake used in modern elevators Hydraulic Crane Turbine Jet Engine The brake used in modern elevators Hydraulic Crane Turbine Jet Engine ANSWER DOWNLOAD EXAMIANS APP
Inventions What Enrico Fermi invented? Nuclear reactor X ray machine Cyclotron Betatron Nuclear reactor X ray machine Cyclotron Betatron ANSWER DOWNLOAD EXAMIANS APP
Inventions Which of the following was first patented by an Australian in 1889? Electric Fence Electric Heater Electric Drill Electric Shaver Electric Fence Electric Heater Electric Drill Electric Shaver ANSWER DOWNLOAD EXAMIANS APP
Inventions It travels over land and water. Who invented the HOVERCRAFT? T. Henman O. Stricheg S. Sperrow C. Cockerell T. Henman O. Stricheg S. Sperrow C. Cockerell ANSWER DOWNLOAD EXAMIANS APP
Inventions What drink was invented by Charles Leiper Grigg in 1929? Pepsi Yoo-Hoo 7-Up Hawaiian Punch Pepsi Yoo-Hoo 7-Up Hawaiian Punch ANSWER DOWNLOAD EXAMIANS APP