Inventions What Frank Whittle invented? Jet propulsion Sonar Radar Ethyl gasoline Jet propulsion Sonar Radar Ethyl gasoline ANSWER DOWNLOAD EXAMIANS APP
Inventions What charge card, developed in 1950, was the first to be accepted nationally in the US? MasterCharge Discover Diner's Club Visa MasterCharge Discover Diner's Club Visa ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Fountain Pen? John J. Loud Kirkpatrick Macmillan Sir Frank Whittle Lewis E. Waterman John J. Loud Kirkpatrick Macmillan Sir Frank Whittle Lewis E. Waterman ANSWER DOWNLOAD EXAMIANS APP
Inventions When was barb wire patented? 1840 1874 1900 1895 1840 1874 1900 1895 ANSWER DOWNLOAD EXAMIANS APP
Inventions This part-time race car driver invented the bucket seat in 1969. Who was he?? John Wayne Steve McQueen Paul Newman Harrison Frazier John Wayne Steve McQueen Paul Newman Harrison Frazier ANSWER DOWNLOAD EXAMIANS APP
Inventions Until Victorian times, chocolate was thought of as a drink. When did the first chocolate bar appear? 1825 1831 There is no sure date 1828 1825 1831 There is no sure date 1828 ANSWER DOWNLOAD EXAMIANS APP