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ScienceQuest

Momentum conversion

4 units, with kg·m/s as the base. Every value in the factor table is the number you multiply by, so reading across a row converts out of that unit and reading down a column converts into it.

Factor table

Momentum conversion factors. Each cell is the value to multiply the row unit by to get the column unit.
from \ to g·m/skg·m/sN·skg·km/h
g·m/s 1 0.001 0.001 0.0036
kg·m/s 1000 1 1 3.6
N·s 1000 1 1 3.6
kg·km/h 277.778 0.277778 0.277778 1

Prefixes such as milli, micro and kilo follow the SI prefixes table.

The values are facts and free to use; this table’s selection and presentation are © 2026 ScienceQuest.

Worked example

  1. 1 g·m/s in kg·m/s
  2. = 1 × 0.001
  3. = 0.001 kg·m/s

Convert a number

The table gives the factor; the unit converter does the arithmetic, remembers the units you picked, and turns any conversion into a link you can share.

Calculators that use momentum

Other quantities