Physics Calculators
Velocity, force, energy and physics formula calculators.
5 free physics calculators — no signup, mobile-friendly, formulas verified by our editorial team.
Featured physics calculators
Kinetic and Potential Energy Calculator
Kinetic energy, gravitational potential energy and total mechanical energy.
Momentum Calculator
Linear momentum, impulse and average collision force from mass and velocity.
Projectile Motion Calculator
Range, maximum height, flight time and impact speed for any launch angle.
Velocity and Acceleration Calculator
Solve v = u + at and s = ut + ½at² for final velocity, acceleration and displacement.
Work and Power Calculator
Work done by a force at any angle plus power in watts, kilowatts and horsepower.
All physics calculators
Kinetic and Potential Energy Calculator
Kinetic energy, gravitational potential energy and total mechanical energy.
Momentum Calculator
Linear momentum, impulse and average collision force from mass and velocity.
Projectile Motion Calculator
Range, maximum height, flight time and impact speed for any launch angle.
Velocity and Acceleration Calculator
Solve v = u + at and s = ut + ½at² for final velocity, acceleration and displacement.
Work and Power Calculator
Work done by a force at any angle plus power in watts, kilowatts and horsepower.
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Official Sources & References
The formulas, rates and definitions used by this calculator are aligned with the following official sources:
- NIST — Reference on Constants, Units and Uncertainty — Official SI units and physical constants.
- BIPM — International System of Units (SI) — Definitive source for SI base and derived units.
We use only primary sources — regulators, standards bodies and scheme operators. See our full sourcing policy for details. Sources & References Policy · Calculator Methodology · How We Verify Formulas