| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | kilometer | US | Primary unit of distance measurement on road signs and maps. | 1 |
| 2 | kilometer | United States | Used as a unit of measurement for long distance road trips and races | 1 |
| 3 | kilometer | United States | Less commonly used than miles or miles per hour for measuring distance and speed. | 1 |
| 4 | kilometer | United States | A standard unit of distance measurement, commonly used in road signs and vehicle odometers. | 1 |
| 5 | kilometer | United States | Used as the primary unit for measuring distance on road signs and in everyday conversation. | 1 |