Inventions What James Watt invented? Diving bell Steam boat Rotary steam engine Hot air balloon Diving bell Steam boat Rotary steam engine Hot air balloon ANSWER DOWNLOAD EXAMIANS APP
Inventions What J. B. Dunlop invented? Automobile wheel rim Rubber boot Model airplanes Pneumatic rubber tire Automobile wheel rim Rubber boot Model airplanes Pneumatic rubber tire ANSWER DOWNLOAD EXAMIANS APP
Inventions For over 500 years, paper was only available and sold as single sheets. In 1902, an inventive Australian used half size sheets of paper, a bit of glue and cardboard to create the what? Calendar Notepad Notice Board Telephone Book Calendar Notepad Notice Board Telephone Book ANSWER DOWNLOAD EXAMIANS APP
Inventions What is the name of the CalTech seismologist who invented the scale used to measure the magnitude of earthquakes? Joshua Rumble Hiram Walker Charles Richter Giuseppe Mercalli Joshua Rumble Hiram Walker Charles Richter Giuseppe Mercalli ANSWER DOWNLOAD EXAMIANS APP
Inventions Which of the following was first patented by an Australian in 1889? Electric Heater Electric Fence Electric Shaver Electric Drill Electric Heater Electric Fence Electric Shaver Electric Drill ANSWER DOWNLOAD EXAMIANS APP
Inventions This African-American woman physical therapist worked with soldiers disabled in World War II. She invented a device that helped the disabled to eat by delivering food through a tube to a mouthpiece. Bessie Blount Marjorie Joyner Beulah Henry Mae Jamison Bessie Blount Marjorie Joyner Beulah Henry Mae Jamison ANSWER DOWNLOAD EXAMIANS APP
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