Some objects float in water and other sink. But did you know that you can change whether something floats or sinks by adding a substance to the water? Let's try it and see! Pour water into a cup until ...

Whether an object floats or sinks in water is determined by the ratio of its weight compared to its volume. If an object of a certain volume weighs more than an equal volume of water, it sinks because ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

COLUMBIA, S.C. — In the theme of Easter this week, we’re going to do an experiment today in which we use eggs! We’re going to talk about density, which is an important concept in science and in ...

Sometimes your poop floats instead of sinking, and while that might seem odd, it can actually reveal a lot about your digestion. Here's what causes it and when to take it seriously.

*Refers to the latest 2 years of stltoday.com stories. Cancel anytime. Q Why do some logs float and some sink? — Holden Taggart, Merrimac, Wis. A Rodney Schreiner, chemistry department, University of ...