Quasi-periodic oscillation

A quasi-periodic oscillation is like a music note that doesn't stay the same all the time. Sometimes it goes up, sometimes it goes down, and sometimes it stays the same for a while. Just like how you sometimes sing higher or lower when you are singing a song.

In science, there are many things that go up and down, like light and sound. When scientists look at these things, they can see that they can change in a regular way, like a pattern. But sometimes the pattern is not exactly the same all the time. This is called quasi-periodic oscillation.

Imagine you are jumping up and down on a trampoline. You might jump high for a few times, then jump lower for a while, then jump high again. This is like a quasi-periodic oscillation because you are changing how high you jump, but you are not doing it in a regular pattern.

Scientists study quasi-periodic oscillations to understand how things change over time. By studying these patterns, they can learn more about how things work in the world around us.