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Extremely Hard Science Quiz Even Einstein would scratch his head!

Question 1
When was the element hassium discovered?
Question 2
Lobate Scarps are a feature of which planet?
Question 3
What is the atomic mass of oxygen?
Question 4
Which planet is the smallest of the "Gas giants"?
Question 5
The African and Sumatran species have two horns; the Indian and Javan species have just one. What animals are we discussing?
Question 6
Longitudinal waves show areas of compression and what else?
Question 7
Question
Question 8
What percentage of marine fish species inhabit coral reefs?
Question 9
How many electrons does carbon have in its outer shell?
Question 10
Which of these is defined as a chemical substance that consists of just one type of atom?
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