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Extremely Hard Science Quiz Even Einstein would scratch his head!
Which of these is NOT true of helium?
The first technical submarine was built in Germany in which year?
How many electrons does carbon have in its outer shell?
The solid state of water is known as what?
Which planet shares its name with a popular chocolate bar?
In physics, what property of an object is calculated by its mass times its velocity?
Which planet has a moon named Amalthea?
Which of these have a positive charge?
In 1631 Pierre Gassendi made the first telescopic observation of which planet?
Which two elements combine to make ammonia?
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Do you know who these famous people from the 60s and 70s are?
We bet you don't know a thing about who invented these things!
General knowledge quiz