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Extremely Hard Science Quiz Even Einstein would scratch his head!
Yogurt is produced by bacterial fermentation of what?
Which of these surfaces is reflective?
Which planet has a "Great Dark Spot"?
Which planet is referred to as being Cronian?
In physics, what property of an object is calculated by its mass times its velocity?
Which of these is an example of a transverse wave?
In 1986, which Soviet town was the location of a nuclear explosion?
Dogs' unique relationship with humans mean they are referred to as man's best what?
What is the pH value of apple juice?
What colour is the mineral beryl when it contains chromium?
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