Physics

Why Does Oil Float on Water

What Property of Oil Makes It Float on Water Oil being less dense than water floats on it. Had it been denser than water like iron, it would have sunk. Density is mass per unit volume. It means that

Why Does Water Expand When It Freezes

Does Water Expand When It Freezes? Yes. Ice has a lesser density than water. How Much Does Water Expand When It Freezes? Approximately by about 9% – 10%. [caption id="attachment_302" align="al