Physics Formulas and Calculators
Explore mechanics, energy, waves, pressure, electricity, astronomy, and unit conversions through linked physics calculators and formula guides.
This hub is curated around tasks, not just alphabetized links, so you can choose the right calculator before entering numbers.
Force Calculator
Calculate force, mass, or acceleration with Newton's second law using SI or imperial units for physics homework and engineering checks.
Calculator groups by task
Use these groups to decide which calculator fits the question you are trying to answer.
Force Calculator
Calculate force, mass, or acceleration with Newton's second law using SI or imperial units for physics homework and engineering checks.
Acceleration Calculator
Calculate acceleration from velocity changes over time. Analyze uniform and non-uniform acceleration scenarios in physics and engineering applications.
Velocity Calculator
Calculate motion characteristics and speed vectors. Analyze velocity components, determine acceleration rates, and solve kinematics problems.
Momentum Calculator
Calculate momentum and impulse from mass, velocity, force, and time for physics problems, collisions, and motion analysis.
Kinetic Energy Calculator
Calculate energy of moving objects using mass and velocity. Analyze motion physics, convert units, and understand energy conservation.
Potential Energy Calculator
Calculate gravitational or elastic potential energy from mass, height, gravity, or spring values for physics and engineering problems.
Work and Power Calculator
Calculate mechanical work and power output in physics. Analyze force-distance relationships, energy transfer rates, and mechanical efficiency.
Density Calculator
Calculate density from mass and volume for various materials. Includes specific gravity calculations and buoyancy applications in physics and chemistry.
Physics Pressure Calculator
Calculate physics pressure from force and area (P = F/A) or fluid depth, with pascal and psi results plus notes on blood pressure and tire pressure as separate use cases.
Wave Calculator
Analyze wave properties and characteristics in physics. Calculate wavelength, frequency, amplitude, and determine wave speed and energy relationships.
Ohm's Law Calculator
Calculate voltage, current, resistance, or power using Ohm's law relationships for circuits, electronics homework, and quick checks.
Power Calculator
Calculate mechanical and electrical power in various systems. Convert between power units, analyze energy transfer rates, and measure efficiency.
Power Factor Calculator
Calculate power factor, real power, apparent power, reactive power, and correction targets for AC electrical systems quickly and clearly.
Orbital Period Calculator
Calculate orbital period from orbital size and central mass using the standard gravitational formula for astronomy and physics problems.
Angular Momentum Calculator
Calculate angular momentum from mass, velocity, and radius for rotating objects. Compare rotational motion values in physics problems.
Thermal Equilibrium Calculator
Calculate the final temperature when two objects reach thermal equilibrium. Supports both metric (°C, kg) and imperial (°F, lbs) units.
Should I use the physics calculator or the formula page?
Use the calculator for fast numeric scenarios and the formula page when you need to understand variables, steps, and common mistakes.
Why are unit conversions part of the physics hub?
Physics formulas are unit-sensitive. Converting mass, length, and temperature before solving prevents wrong magnitudes and mismatched units.
What physics topic should beginners start with?
Start with force, acceleration, and velocity because they support many later topics, including momentum, work, energy, and power.
Need a different tool?
Browse the full calculator directory or return to every topic hub.