Sound 👂

We learned lots of interesting facts about sound in science today. You can't see sound waves but you can see the effect of sound waves. The popcorn on strings moved when an elastic band was plucked near them. We discovered that sound travels better through the table than through the air. Some people have one ear that hears better than the other.

Bats and dolphins use echolocation to see in the dark. 🐬 🦇