Who invented the dynamite?
J. Robert Oppenheimer
Alexander Graham Bell
Alfred Nobel
Marie Curie
What portable device did James Spengler invent in 1907, using a soap box, pillow case, a fan and tape?
X-ray machine
Steam engine
Barometer
Vacuum cleaner
Which car factory created the first car to middle-class Americans?
Chevrolet
Dodge
Ford
Oldsmobile
While in Newgate Prison, which hygiene aid did William Addis invent?
shampoo
tootbrush
toilet paper
soap
Who invented scissors?
Nicolaus Copernicus
Leonardo da Vinci
Ptolemy
Johannes Kepler
What did Alexander Fleming famously discover?
Printing press
Blender
Light bulb
Penicillin
What household machine was invented by Hamilton Smith in 1858?
washing machine
dishwasher
microwave oven
refrigerator
In what century was the first electrical generator developed?
18th
19th
17th
20th
In what year was the first Apple Macintosh computer developed?
1984
2000
1976
1992
Which organization invented the Internet ?
MICROSOFT
DARPA
GOOGLE
CERN
The inventors of ear muffs, the trampoline, braille, and the paper bag, all have something in common. What do they have in common?
They are British.
They are kids.
They are women.
They are blind.
Which inventor made one patent for every three weeks of his life?
Alexander Graham Bell
Johannes Gutenberg
Thomas Edison
Galileo Galilei
When was the Barbie doll invented?
1948
1993
1987
1959
In what year was the first motorcycle built?
1928
1914
1885
1952
The invention of the cat flap is credited to which famous scientist?
Isaac Newton
Albert Einstein
Leonardo da Vinci
Galileo Galilei