How Do Neon Lights REALLY Work..?

Neon lights work by using electricity to make gas inside a tube shine like a colorful sign you see on a street corner.

Imagine you have a straw full of invisible bubbles, these are called gas particles, and they're inside the tube of a neon light. When you turn on the power, it’s like giving those bubbles a really fast push, making them zoom around inside the tube. As they zoom, they bump into each other and create light, just like when you flick a switch in your room, and the bulb lights up.

If the gas is different, the color changes too! Think of it like having different flavors of bubbles:

• If you use neon gas, it makes a bright red light.
• If you use argon gas, it might make a blue or purple light instead.

Sometimes, people add a little bit of mercury vapor inside the tube, it’s like adding a special ingredient that helps make the colors pop even more!

When the electricity stops pushing those bubbles around, the light turns off, and everything goes back to being quiet and dark, just like when you turn off your nightlight before going to sleep.