Inventions Who was the first American female to patent her invention, a method of weaving straw with silk? Margaret Knight Marjorie Joyner Amanda Jones Mary Kies Margaret Knight Marjorie Joyner Amanda Jones Mary Kies ANSWER DOWNLOAD EXAMIANS APP
Inventions When were bar code scanners invented? 1940s 1960s 1950s 1970s 1940s 1960s 1950s 1970s ANSWER DOWNLOAD EXAMIANS APP
Inventions The initials JCB on earth-moving equipment are those of the founder of the company that makes it. What is his name? Joseph Cyril Bamford John Christopher Baxter John Christopher Ballantyne Jack Croxford Baker Joseph Cyril Bamford John Christopher Baxter John Christopher Ballantyne Jack Croxford Baker ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Dynamite? Sir Alexander Graham Bell Alfred B. Nobel Benjamin Franklin Thomas Alva Edison Sir Alexander Graham Bell Alfred B. Nobel Benjamin Franklin Thomas Alva Edison ANSWER DOWNLOAD EXAMIANS APP
Inventions What type of system did Paul Nipkow, John Baird, and Charles Jenkins all invent? Electricity Early Warning Television Telephone Electricity Early Warning Television Telephone ANSWER DOWNLOAD EXAMIANS APP
Inventions When were blue jeans invented? 1850s 1860s 1900s 1870s 1850s 1860s 1900s 1870s ANSWER DOWNLOAD EXAMIANS APP
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