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Momentum Calculator
Linear momentum from mass and velocity.
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Free science calculators for everyday questions, from quick checks to detailed breakdowns.
Science tools (89)
- Tested
Net Force Calculator
Resultant of several forces at different angles.
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Normal Force Calculator
Normal force on an object resting on a flat or inclined surface.
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Partial Pressure Calculator
Partial pressure of a gas in a mixture (Dalton's law).
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Percent Yield Calculator
Percent yield of a reaction.
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pH Calculator
pH, pOH and ion concentrations at 25 °C.
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Photon Energy Calculator
Photon energy from wavelength or frequency.
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Potential Energy Calculator
Gravitational potential energy from mass, height and gravity.
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Power Calculator
Mechanical power from work and time, or force and velocity.
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Pressure Calculator
Pressure from force and area, with unit conversions.
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Projectile Motion Calculator
Range, flight time and peak height of a projectile without air resistance.
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Recycling Rate Calculator
Share of waste that is recycled or diverted.
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All science calculators by topic (89)
Astronomy
Atmosphere
Atomic Physics
Chemistry
Dynamics
Emissions
Energy
Environment
Fluids
Kinematics
Mechanics
Medical
Nuclear
Physics
Relativity
Thermal
Thermodynamics
About science calculators
Science Calculators help you turn a question into a clear, checkable answer. Each tool lists its inputs, shows the formula it relies on and explains how to read the result.
Browse by topic using the filters, or search for a specific tool. Tools that are still being built are clearly marked as previews and are not presented as finished calculators.
Frequently asked questions
Are the science calculators calculators free?
Yes. Every calculator on Calculator Atlas is free to use and requires no sign-up.
How are results verified?
A calculator is only published after its formula has been implemented, tested against reference values and reviewed. Pages still in development are labeled as previews.