What was discovered by Alexander Fleming?
penicillin
gunpowder
radiation
What was discovered by Christopher Columbus?
America
What was invented by Alexander Bell?
the radio
TV
the telephone
What was discovered by James Cook?
Australia
Where was paper invented?
China
Egypt
Greece
Who invented the atomic bomb?
Samuel Colt
J. Robert Oppenheimer
William Mills
What was invented by the Wright brothers?
a computer mouse
a printing press
an airplane
Who was the first person to point the telescope towards the sky?
Galileo
Da Vinci
Archimedes
What did James Watt invent?
a steamboat
a steam engine
a light switch
Who invented the electric light bulb?
Thomas Edison
Where was the compass invented?
ROME
CHINA
GREECE
What did Marie Curie discover?
radioactivity
