10 HARD Science Questions
Question 1 of 10
What is electrical current that reverses its direction at a regular interval called?
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Question 2 of 10
What are materials that come from the earth called?
Question 3 of 10
Butterflies are a type of what?
Question 4 of 10
What adjective means belonging to or associated with a flower?
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Question 5 of 10
What metal is used in airplanes for its lightweight properties?
Question 6 of 10
What would you find on top of the skull's frontal bone?
Question 7 of 10
The word "lunar" means something related to what?
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Question 8 of 10
Which class of animal do humans belong to?
Question 9 of 10
What are the small bits of metal and rock that orbit the Sun called?
Question 10 of 10
What particle in an atom has a positive charge?
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