Science Calculators
Explore scientific calculations across physics, chemistry, motion, energy, pressure, electricity, waves, gases, solutions and measurement. Choose the correct formula and units to check homework, investigate a relationship or estimate a quantity. Scientific results depend on assumptions and measurement quality; verify methods and follow appropriate safety practices for experiments.
Physics — Motion & Mechanics
13 toolsForce Calculator
Calculate force from mass and acceleration.
Acceleration Calculator
Calculate acceleration from velocity and time.
Velocity Calculator
Calculate velocity from displacement and time.
Average Velocity Calculator
Calculate average velocity from displacement and time.
Displacement Calculator
Calculate displacement from initial velocity, acceleration and time.
Distance Calculator
Calculate distance from speed and time using global unit options.
Momentum Calculator
Calculate momentum from mass and velocity.
Centripetal Force Calculator
Calculate centripetal force from mass, velocity and radius.
Newton's Second Law Calculator
Calculate acceleration from force and mass.
Gravitational Force Calculator
Calculate gravitational force between two masses.
Free Fall Calculator
Calculate free-fall velocity from time and gravitational acceleration.
Projectile Motion Calculator
Calculate projectile range from velocity and launch angle.
Escape Velocity Calculator
Calculate escape velocity from mass and radius.
Physics — Energy, Work & Properties
15 toolsKinetic Energy Calculator
Calculate kinetic energy from mass and velocity.
Potential Energy Calculator
Calculate gravitational potential energy from mass, gravity and height.
Work Calculator
Calculate work from force, distance and angle.
Power Calculator
Calculate power from work and time.
Pressure Calculator
Calculate pressure from force and area.
Density Calculator
Calculate density from mass and volume.
Mass Calculator
Calculate mass from density and volume.
Volume Calculator
Calculate volume from mass and density.
Specific Heat Calculator
Calculate heat energy from mass, specific heat and temperature change.
Heat Energy Calculator
Calculate heat energy from mass, specific heat and temperature change.
Latent Heat Calculator
Calculate energy required for a phase change.
Thermal Expansion Calculator
Calculate dimensional change from thermal expansion.
Efficiency Calculator
Calculate efficiency from useful output and input energy.
Specific Gravity Calculator
Calculate specific gravity from substance and reference density.
Relative Density Calculator
Calculate relative density from two densities.
Physics — Electricity & Waves
4 toolsOhm's Law Calculator
Calculate voltage, current or resistance using Ohm’s law.
Electrical Power Calculator
Calculate electrical power from voltage, current and resistance.
Frequency Calculator
Calculate frequency from period or wave cycles.
Wavelength Calculator
Calculate wavelength from wave speed and frequency.
Chemistry — Solutions & Formulas
13 toolsMolarity Calculator
Calculate molarity from solute amount and solution volume.
Molality Calculator
Calculate molality from solute amount and solvent mass.
Mole Calculator
Calculate moles from mass and molar mass.
Molar Mass Calculator
Calculate molar mass from molecular composition.
Dilution Calculator
Calculate concentration or volume using the dilution equation.
Normality Calculator
Calculate normality from equivalents and solution volume.
Percent Composition Calculator
Calculate percentage composition from component and total mass.
Empirical Formula Calculator
Determine the simplest whole-number ratio of elements.
pH Calculator
Calculate pH from hydrogen ion concentration.
pOH Calculator
Calculate pOH from hydroxide ion concentration.
Half-Life Calculator
Calculate remaining quantity or elapsed half-life time.
Concentration Calculator
Calculate concentration from solute amount and solution volume.
Stoichiometry Calculator
Calculate product or reactant amount from a stoichiometric ratio.
Chemistry — Gases & Thermal Science
3 toolsScientific & Measurement Tools
2 toolsAbout these Science calculators
Use these free tools for physics, chemistry and scientific measurement calculations. Where applicable, calculators provide global unit options and convert values internally before calculating. Results are intended for general educational, planning and reference use.