All calculatorsPhysics Calculators & Converters
Make physics problems simple — from motion to energy and beyond.
Acceleration Calculator
Calculate acceleration using velocity, time, force, and mass
Ballistic Coefficient (BC) Calculator
Compute projectile drag and efficiency using BC models
Boiling Point at Altitude Calculator
Compute boiling temperature vs. altitude using Antoine or Clausius–Clapeyron
Cross Product Calculator
Compute 2D/3D cross products with steps, magnitude, area & visuals
Cube Volume Calculator
Instant cube volume from edge or diagonal, with unit conversion.
Electrical Power Calculator
Calculate electrical power (W) from voltage, current, or resistance
Entropy Calculator
Calculate entropy changes for gases, heating, and phase changes
Gibbs’ Phase Rule Calculator
Calculate system degrees of freedom from components, phases, and reactions
Lattice Energy Calculator
Estimate lattice energy using the Born–Landé model or Born–Haber cycle
Newton’s First Law Calculator
Resolve forces, check equilibrium, and connect ΣF = 0 with ΣF = ma
Newton’s Second Law Calculator
Solve force, mass, and acceleration using Newton’s Second Law
Newton’s Third Law Calculator
Analyze action–reaction force pairs between interacting objects
Resuspension Calculator
Calculate resuspension volume, concentration, or mass for reagents and oligos
Slope Percentage Calculator
Instantly convert slope %, angle (°), and ratio (1 in N)
System of Linear Equations Calculator
Solve 2×2 and 3×3 systems with steps, exact fractions & mini graph
Velocity Calculator
Calculate velocity using average, instantaneous, acceleration, and 2D vectors
Watt Calculator
Calculate power in watts from energy, force, or torque
Wavelength–Frequency–Energy Converter
Convert photon wavelength, frequency, and energy with steps and visuals
Young–Laplace Equation Calculator
Calculate pressure difference (ΔP) from surface tension and curvature