ELI5: Explain Like I'm 5

Iso-damping

Have you ever been on a swing and swung too high where it made you feel dizzy and sick? Well, imagine if you were on a bigger swing, like a swing that was as big as a building! If you swung on that, you would feel like you were moving up and down a lot. That's what happens to some buildings during an earthquake. The building shakes so much that it feels like you're on a giant swing.

Iso-damping is a way to help buildings not swing too much during an earthquake. It's like having someone hold onto the chains of the swing to stop it from swinging too high. To do this, engineers will add special materials to the building that will help absorb some of the shaking from an earthquake.

Think of it like this: When you jump on your bed, the bed bounces a little bit right? But if you put a big heavy book on the bed, the book will stop it from bouncing as much. Iso-damping does the same thing for buildings.

Now, not every building needs iso-damping. It all depends on where the building is located and how strong the earthquakes are in that area. But for some buildings, it can make all the difference in keeping people safe during an earthquake.