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Extremely Hard Science Quiz Even Einstein would scratch his head!

Question 1
Sonar is an acronym for sound navigation and what?
Question 2
Which planet is the smallest of the "Gas giants"?
Question 3
In 1631 Pierre Gassendi made the first telescopic observation of which planet?
Question 4
What is the pH value of washing soda?
Question 5
What type of wave is sound?
Question 6
The African and Sumatran species have two horns; the Indian and Javan species have just one. What animals are we discussing?
Question 7
Aoede and Iocaste are moons of which planet?
Question 8
In an element the number of protons is equal to the number of what?
Question 9
The anal fin can be found where on a fish?
Question 10
Lobate Scarps are a feature of which planet?
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