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Extremely Hard Science Quiz Even Einstein would scratch his head!

Question 1
About how many stars are in the Milky Way?
Question 2
Which waves can cause ionisation?
Question 3
What name is given to horizontal rows of elements in the Period Table?
Question 4
What happens to iron oxide in a blast furnace?
Question 5
Butterflies are a type of what?
Question 6
Which planet has a moon named Amalthea?
Question 7
What is the oldest a seahorse can live?
Question 8
What is the rarest penguin in the world?
Question 9
American Lewis Waterman had his in a fountain; Hungarian Georg Biro's was on the ballpoint. What had they invented?
Question 10
Which of these does not use plasma?
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