<p>That’s not bad. I’m taking Biochemistry and were doing nothing pertaining to biology yet. We’re talking about matter and such. Boring? Yes. It’s only because I know what it is and everything, but physical changes was something I’d forgot about. I don’t know my conversions either. I never bothered to remember them.</p>
<p>Viscosity is how fast a liquid is able to evaporate.</p>