Free Fall Calculator

Fall time and impact speed from height (or height from time).

Runs in your browser — nothing is uploaded
Given

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How to use Free Fall Calculator

  1. Choose what to solve for (where offered).
  2. Enter the known values in SI units shown next to each field.
  3. Read the answer with conversions to common units.

Formula & assumptions

t = √(2h / g)

v = g × t