Doctor Campbell's Science Demo - Sublimation of dry ice

Here's a video of sublimation - the process by which a solid changes to gas.

FYI! It's not going to be in your exams... :)

What is matter?

Heyo,

There you go guys. Thanks for the reminder Jed!

J

African Dung Beetle

Here's the video that caused such a stir in class yesterday. Yes. The one that you guys kept wanting to watch again.

I found it while mining underground...

J