Welcome to our fun quiz!
Question 1 of 10
What kind of device uses a magnetron to generate 2,450 megahertz radiation, which is a frequency high enough to cook food?
Question 2 of 10
What does the immune system use to recognize bacteria and viruses?
Question 3 of 10
Digits are another name for which part of the body?
Question 4 of 10
What word is a common substitute for the facsimile machine?
Question 5 of 10
What is the lustrous substance that forms pearls called?
Question 6 of 10
What is the name for the boundary around a black hole, beyond which events cannot affect the observer?
Question 7 of 10
Where is the tallest mountain in our solar system?
Question 8 of 10
Which silvery-white metal has the chemical symbol Sn?
Question 9 of 10
Typically, a non-metallic element will be which of these things?
Question 10 of 10
Based on its Messier number, Andromeda is known scientifically as M31. The Persians called it Little Cloud. What is it?

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