Chapter Seven: Light
When you say ‘light,’ you probably mean visible light. You know, that stuff we need in order to see. But did you know that radio waves are the same exact stuff (even though you can’t see them)? So is ultraviolet light—and did you know that some birds and bees (and some very, very rare humans) can actually see ultraviolet light?! But what is it?
It's still all about the energy, but you already knew I was going to say that, didn’t you?
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