Here's why:
* Earth is our planet: We're on Earth, so the distance from Earth to Earth is zero miles.
* Scientific notation: Scientific notation is used to express very large or very small numbers. We don't need scientific notation to describe a distance of zero.
If you were asking about the distance to another planet from Earth, we'd need to know which planet you're interested in. Each planet has a different distance from Earth, and we can use scientific notation to express these distances.
For example:
* Mars: The average distance between Earth and Mars is about 140 million miles, or 1.4 x 10⁸ miles in scientific notation.
Let me know if you have a specific planet in mind, and I can tell you its distance from Earth in scientific notation!