What item, originally called the 'Whirlwind', was invented by Ives McGaffey in 1869? Electric mixer Washing machine Vacuum cleaner Blender TRUE ANSWER : ? YOUR ANSWER : ?
Who invented the first controllable flying AEROPLANE (AIRPLANE)? Wright Brothers Lidenbergh Brothers West Brothers South Brothers TRUE ANSWER : ? YOUR ANSWER : ?
What drink was invented by Charles Leiper Grigg in 1929? 7-Up Pepsi Yoo-Hoo Hawaiian Punch TRUE ANSWER : ? YOUR ANSWER : ?
Which scientist discovered the radioactive element radium? Marie Curie Isaac Newton Albert Einstein Benjamin Franklin TRUE ANSWER : ? YOUR ANSWER : ?
What invention caused many deaths while testing it? Race cars Ladders Parachute Dynamite TRUE ANSWER : ? YOUR ANSWER : ?
Who is the English physicist responsible for the 'Big Bang Theory'? George Gamow Albert Einstein Roger Penrose Michael Skube TRUE ANSWER : ? YOUR ANSWER : ?
What is the name of the CalTech seismologist who invented the scale used to measure the magnitude of earthquakes? Joshua Rumble Giuseppe Mercalli Charles Richter Hiram Walker TRUE ANSWER : ? YOUR ANSWER : ?
Who invented Dynamite? Thomas Alva Edison Alfred B. Nobel Sir Alexander Graham Bell Benjamin Franklin TRUE ANSWER : ? YOUR ANSWER : ?