Science questions are a fun and interesting way to learn about planet Earth, organisms and the universe. In this section you'll find an incredible collection of science questions covering a wide variety of topics.

Why does hydrogen peroxide foam when you put it on a cut?

It certainly doesn’t bubble up at the drugstore, and it’s kind of a snooze if you pour it on skin that doesn’t have a cut on it. So, what is it about blood that makes hydrogen peroxide start foaming at the mouth?

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