I’m lesson 7 distance is?

The concept of distance refers to the physical space between two points. It is commonly measured in units such as meters, kilometers, feet, miles, etc. Distance is a fundamental measurement used in various fields, including physics, geography, navigation, and sports.

I'm sorry, but I need more context in order to answer your question accurately. Are you referring to any specific subject or topic? Please provide more details so I can assist you better.