Physics Guide

Physics Fundamentals

Explore essential physics concepts including Newton's Laws, force, acceleration, work, power, kinetic energy, and momentum with formulas and calculators.

Physics fundamentals explain how objects move, interact, and transfer energy. This guide covers core mechanics concepts including forces, motion, energy, and momentum.

Newton's Laws of Motion

Newton's Laws explain the relationship between forces and motion. They form the foundation of classical mechanics.

Force and acceleration

Force changes an object's motion. Newton's Second Law describes force using F = m × a, connecting force, mass, and acceleration.

Work, energy, and power

Work describes energy transfer through force and displacement. Power measures how quickly work is performed.

Kinetic energy and momentum

Kinetic energy describes energy of motion, while momentum describes the quantity of motion based on mass and velocity.

Physics calculators and formulas

Use physics calculators to solve mechanics problems and explore related scientific formulas.

Frequently Asked Questions

What are the main topics in physics fundamentals?

Physics fundamentals include motion, force, acceleration, energy, work, power, and momentum.

What formula connects force and acceleration?

Newton's Second Law uses F = m × a, where force equals mass multiplied by acceleration.

Related Formulas

Newton's Second Law

F = m × a

Relates net force to mass and acceleration.

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Kinetic Energy Formula

KE = ½mv²

Calculates the energy of an object due to its motion.

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Linear Momentum

p = m × v

Finds the momentum of an object in linear motion.

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Power

P = W ÷ t

Measures how quickly work is done or energy is transferred.

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Mechanical Work

W = Fd cos θ

Calculates work when force acts through a displacement.

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Related Calculators