Inventions What African-American inventor received 5 patents in the field of shoemaking? Ernest Just Lewis Latimer Elijah McCoy Jan Ernst Matzeliger Ernest Just Lewis Latimer Elijah McCoy Jan Ernst Matzeliger ANSWER DOWNLOAD EXAMIANS APP
Inventions What device for new parents did Ann Moore invent in 1969? Baby monitor Infant carrier Bottle warmer Disposable diaper Baby monitor Infant carrier Bottle warmer Disposable diaper ANSWER DOWNLOAD EXAMIANS APP
Inventions Which of the following was first patented by an Australian in 1889? Electric Shaver Electric Fence Electric Drill Electric Heater Electric Shaver Electric Fence Electric Drill Electric Heater 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? Notepad Notice Board Telephone Book Calendar Notepad Notice Board Telephone Book Calendar ANSWER DOWNLOAD EXAMIANS APP
Inventions What James Watt invented? Steam boat Diving bell Rotary steam engine Hot air balloon Steam boat Diving bell Rotary steam engine Hot air balloon ANSWER DOWNLOAD EXAMIANS APP
Inventions What Karl Benz invented? Glider Streetcar Gasoline powered automobile Steam turbine Glider Streetcar Gasoline powered automobile Steam turbine ANSWER DOWNLOAD EXAMIANS APP