Final answer:
Scientists universally use metric (SI units) for measuring the distance an object moves, with the meter being the fundamental unit for displacement. This standardization allows for consistent measurement and easy conversion between units.
Step-by-step explanation:
It is true that scientists use metric (SI units) to describe the distance an object moves. In fact, the International System of Units (SI Units) is the standard measurement system used by scientists globally. SI units are based on the metric system, with the meter (m) being the SI unit for displacement. Scientists prefer using SI units because they are universally recognized and facilitate easy and consistent comparison and conversion of measurements. For instance, while distances might be communicated in kilometers, meters, or millimeters, all these units are easily converted between each other since they are all increments of ten. It is critical in scientific measuring and reporting that uniformity is maintained, and that's why scientists have pressed for such standardization over centuries. While the United States still uses customary units for everyday purposes, even within the US, scientific communities adhere to metric system for research and official documentation to ensure coherence with international standards.