Inventions When was barb wire patented? 1895 1874 1840 1900 1895 1874 1840 1900 ANSWER DOWNLOAD EXAMIANS APP
Inventions Who among the following invented the small pox vaccine? Louis Pasteur Robert Hooke Edward Jenner Robert Koch Louis Pasteur Robert Hooke Edward Jenner Robert Koch ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade was the telegraph invented? 1810s 1890s 1840s 1870s 1810s 1890s 1840s 1870s ANSWER DOWNLOAD EXAMIANS APP
Inventions What Frank Whittle invented? Ethyl gasoline Sonar Jet propulsion Radar Ethyl gasoline Sonar Jet propulsion Radar ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade were the first successful diode and triode vacuum tubes invented? 1900s 1880s 1890s 1800s 1900s 1880s 1890s 1800s 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 Mae Jamison Beulah Henry Marjorie Joyner Bessie Blount Mae Jamison Beulah Henry Marjorie Joyner ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS