Solve force, energy, motion, momentum, pressure, and wave equations for school and engineering homework.
Calculators in this category
- E = mc² Calculator — Calculate rest energy from mass using Einstein's E = mc² with c = 299,792,458 m/s.
- Force Calculator — Calculate force from mass and acceleration using Newton's second law F = ma.
- Gravitational Potential Energy Calculator — Find gravitational PE from mass, height, and g using PE = mgh in joules.
- Hooke's Law Calculator — Find spring restoring force from spring constant and displacement using F = −kx.
- Ideal Gas Law Calculator — Solve for gas pressure from moles, temperature (K), and volume using P = nRT/V.
- Kinetic Energy Calculator — Find kinetic energy from mass and velocity using KE = ½mv² in joules.
- Momentum Calculator — Calculate linear momentum from mass and velocity using p = mv in kg·m/s.
- Pressure Calculator — Calculate pressure from force and area using P = F/A in pascals.
- Speed Distance Time Calculator — Solve for speed, distance, or time when you know the other two — uses distance = speed × time in SI units.
- Velocity Calculator — Find final velocity from initial speed, constant acceleration, and time using v = u + at.
- Wavelength Calculator — Find wavelength from wave speed and frequency using λ = v/f in metres.
- Work Calculator — Calculate mechanical work from force and displacement using W = Fs in joules.