Inventions The initials JCB on earth-moving equipment are those of the founder of the company that makes it. What is his name? Jack Croxford Baker John Christopher Ballantyne Joseph Cyril Bamford John Christopher Baxter Jack Croxford Baker John Christopher Ballantyne Joseph Cyril Bamford John Christopher Baxter ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade were the first successful diode and triode vacuum tubes invented? 1880s 1800s 1890s 1900s 1880s 1800s 1890s 1900s ANSWER DOWNLOAD EXAMIANS APP
Inventions When were blue jeans invented? 1860s 1870s 1850s 1900s 1860s 1870s 1850s 1900s ANSWER DOWNLOAD EXAMIANS APP
Inventions What plaything was invented by Joe McVicker in 1956? Play-Doh Etch-A-Sketch Lite-Brite Silly Putty Play-Doh Etch-A-Sketch Lite-Brite Silly Putty ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade was the AEEE (now the IEEE) founded? 1930s 1880s 1850s 1950s 1930s 1880s 1850s 1950s ANSWER DOWNLOAD EXAMIANS APP
Inventions Which scientist discovered the radioactive element radium? Isaac Newton Albert Einstein Marie Curie Benjamin Franklin Isaac Newton Albert Einstein Marie Curie Benjamin Franklin ANSWER DOWNLOAD EXAMIANS APP
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