What exactly are the states of matter? – Tammy, 7, Miami
No matter if you are a cat, a person, or a snowball, we have one thing in common: We are all made up of matter. Most everything that we see in our world is made of matter. » More …
Why does soda fizz? -Emily, 9, Florida
If you’ve ever had flat soda, you know a sip isn’t the same without some fizzy bubbles. We can hear them pop and feel them burst on our tongue.
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What exactly are greenhouse gases and the greenhouse effect? -Andres, 10, Bolivia
If it weren’t for greenhouse gases, Earth would be an extremely cold, deserted planet. Plants couldn’t grow and animals like us wouldn’t be able to survive. » More …