[headtilt, chinhands. That's certainly one way to look at it. Difference in terminology, she's not about to complain about how she's being treated like a person rather than a thing.]

I suppose "magic" is as good a word as any. [even if they can turn their bodies into light and reform them at will.

That's the word that worked with humans back home, at any rate. Though she already has a higher opinion of you than of most humans she knows, which might be why she's continuing to speak.] We certainly require energy to be made, but after that, we're self sufficient.