What's the difference between energy and power?

Energy (work) measures the total amount of change produced, while power measures how fast that energy is delivered or used.

Power Triangle Calculator

Calculate power as the rate at which work is done, given the amount of work and the time it took.

Inputs

Results

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Formula

P = W / t

Fluid Pressure and Mechanical Power Explained

The hydrostatic pressure formula and the work-over-time power formula, worked through with real physical examples.

Work Done Calculator

Calculate mechanical work done by a force over a distance.

Kinetic Energy Calculator

Calculate the kinetic energy of a moving object.

Force Calculator (F=ma)

Calculate force from mass and acceleration using Newton's second law.

Gravitational Potential Energy Calculator

Calculate gravitational potential energy from mass and height.

Acceleration Calculator

Calculate acceleration from change in velocity over time.

Projectile Range Calculator

Calculate the horizontal range of a projectile launched at an angle.