Speed

{
  "id": "MLC-T-CHM-011170",
  "term": "Speed",
  "field": "Chemistry",
  "definition": "The magnitude of the velocity of a particle or body, representing the rate of change of its position without regard to direction. As a scalar quantity, it is always non-negative and is calculated as the distance traveled divided by the time elapsed. In the International System of Units (SI), speed is expressed in meters per second (m/s).",
  "subject": "Physical and Biophysical Chemistry",
  "see_also": [
    "velocity"
  ],
  "references": [
    "Green Book, 2nd ed., p. 11 (https://goldbook.iupac.org/files/pdf/green_book_2ed.pdf)",
    "PAC, 1996, 68, 957. 'Glossary of terms in quantities and units in Clinical Chemistry (IUPAC-IFCC Recommendations 1996)' on page 993 (https://doi.org/10.1351/pac199668040957)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/speed/"
}