That's a very clever question! It highlights how we often talk about things we can't directly see. But the answer is no, gravity itself is not Dark Matter. Here's why:

* Gravity is a force, not a substance: Gravity is a fundamental force of nature, much like electromagnetism. It describes how objects with mass attract each other. Dark Matter, on the other hand, is thought to be a type of matter that we can't see but can detect through its gravitational effects.

* We can observe gravity: Although we can't see gravity directly, we can observe its effects. We see things fall, planets orbit stars, and galaxies rotate in ways that we can explain using the theory of gravity.

* Dark Matter has specific properties: Dark Matter is thought to be a type of matter that interacts with gravity but not with light, meaning it doesn't emit or absorb light. We can detect it indirectly by looking at its gravitational effects on visible matter.

In short, gravity is a force that we understand and can observe, while Dark Matter is a hypothetical type of matter that we can't see directly but infer its existence through its gravitational effects.