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Inventions

Inventions
In which decade was the transistor invented?

1960s
1940s
1950s
1980s

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Inventions
What charge card, developed in 1950, was the first to be accepted nationally in the US?

Diner's Club
Visa
MasterCharge
Discover

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Inventions
What invention was first installed at a Hartford, Connecticut bank in 1889?

Automatic teller machine
Time-lock safe
Pay telephone
Burglar alarm

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Inventions
What Sir Isaac Newton invented?

Reflecting telescope
Spectacles
Microscope
Chronometer

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Inventions
It travels over land and water. Who invented the HOVERCRAFT?

S. Sperrow
C. Cockerell
T. Henman
O. Stricheg

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Inventions
What item, originally called the 'Whirlwind', was invented by Ives McGaffey in 1869?

Blender
Vacuum cleaner
Electric mixer
Washing machine

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