10 Science Questions You Should Have The Answer To

Recently, several science gurus — Nobel Prize winners, institute heads, teachers and others who spend most of their time thinking about science — were asked, “What is one science question every high school graduate should be able to answer?”

For example:

What percentage of the earth is covered by water?
Why is the sky blue?
What causes a rainbow?
Why do we put salt on sidewalks when it snows?

Click here for the answers.


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