Overview
What Is an Acceleration Calculator?
This tool calculates acceleration using the formula acceleration = (final velocity - initial velocity) ÷ time.
Calculate acceleration from velocity and time.
This tool calculates acceleration using the formula acceleration = (final velocity - initial velocity) ÷ time.
Useful for kinematics problems involving changing velocity over time.
Input the starting and ending speeds.
Input how long the change took.
The result updates automatically.
Acceleration = (Final Velocity - Initial Velocity) ÷ Time
Yes, negative acceleration indicates deceleration (slowing down).
This is unit-agnostic - ensure velocity and time units are consistent (e.g., m/s and seconds for m/s²).
It means velocity is constant - no change in speed over the time period.
No, velocity is speed with direction; acceleration is the rate of change of velocity.
No, calculations happen entirely in your browser.
On Earth, approximately 9.8 m/s² - a common reference value in physics problems.
Yes, this general formula applies to any acceleration scenario, including free-fall calculations.
No, but be consistent - if using different time units, your acceleration result will be in different corresponding units.
Yes, completely free with no sign-up required.