Tag Archives: hydrogen

The Balmer Thermometer

How hot would you say this star is? Take a wild guess. Well…sorry, but I’m going to stop you for a moment just to make sure we’re all using Kelvins. The Kelvin scale is like the Celsius scale, except water … Continue reading

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Atoms and Radiation

Everything we know about space comes from radiation. Now wait just a moment here. That statement explains how astronomy is such a successful field of science—it’s based entirely on the information we can glean from radiation, after all. But how … Continue reading

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Types of Atoms

Does this look familiar? It might, or it might not. If it does, you might recognize it as the periodic table of the elements—more often known as simply the “periodic table.” It’s an ingenious way to organize elements that has … Continue reading

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Elements and Compounds

Ooh, finally, it’s time to talk about elements and compounds. This is the part where I explain the periodic table. And, as you may know, the periodic table is pretty much the most important table in all of chemistry. Remember … Continue reading

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