Introductory Physics Homework Help Forum

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Free introductory physics homework help step by step from qualified mentors. Algebra and calculus based general physics homework. High school and undergraduate level.
Determine its maximum angular displacement
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Does Mass Affect the Period of a Pendulum's Motion?
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Cue ball at rest on a frictionless table
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How Does Wavelength Affect Intensity in Physics?
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What Forces Result from a Football Tackle Involving Inelastic Collision?
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Kinematics Issue: Solving Distance Traveled in 15s
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What Is the Final Temperature When Ice Is Added to Lemonade?
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Calculating Buoyant Force: Ice in Water
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At what speed is the water in the hose moving?
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Calculating Depth of Flat-Bottomed Barge in Freshwater
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Help with Magnetic Interactions
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Simple Harmonic Motion - Period (T)
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Work input/output, efficient probelm, just need someone to check my work
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How Do You Calculate Tension and Acceleration in a Two-Mass Pulley System?
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Power generated by a liquid equation?
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VERY IMPORTANT angular momentum
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I seriously on this problem THANX
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Can a Ferromagnetic Material Be Demagnetized?
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What Does Revolution Mean in Physics: Is It Just a 360-Degree Turn?
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What Is the Momentum of a Particle with Energy Four Times Its Rest Mass?
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How does doubling the force affect the motion of a box being pushed?
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Help, apple falling/conceptual problem
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Equilibrium temperature homework
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Solving the Velocity of "m" at Point "P" with Momentum & Energy
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How to Calculate Minimum Time for a Sportscar to Travel Half a Mile?
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The angle @ which the particle hits the wall
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Torque Homework Help - Solve the Problem Now!
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Quite Easy Question PLEASE HELP
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What is the repulsive force pushing these two spheres apart?
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Relativistic Density of Cube Moving at 90% Speed of Light
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Calculating the Speed of a Starship Using Time Dilation
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Quick and Simple Physics Questions for Urgent Help
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How Do You Calculate Stress and Strain in a Stretched Copper Wire?
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How Wide Should Expansion Cracks Be Between Concrete Slabs to Prevent Buckling?
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A stone is dropped from a window 5m high what is its speed
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What is the tension in the string needed to support the hanging box?
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Planetary and atomic systems in N dimensions
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Initial velocity (and momentum)
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How Is the Support Force Calculated on a Diving Board?
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Jovian Planets, Asteroids, and The Sun-
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Harmonics on a Stretched Spring
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Why Does a Car's Front Dip When Braking?
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Velocity-Based Differentiation for B(s) in a Simple Homework Problem
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Isn't there anybody that can help?
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Calculating Distance Between Double Slits Using the Double-Slit Equation
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Quantizing Radii of a Mass in Circular Orbit
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Calculating Weight of Shark Liver for Flotation
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Compass is installed on an iron ship
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Centripetal/Gravitational Force
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Apply conservation of momentum to the collision
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How Would Doubling Earth's Mass Affect the Moon's Orbit?
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Calculate Min Distance of 2 Electrons Fired at Speed v
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Specific Heat Problem and Thermos
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Conservation of energy of an oxygen molecule
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How Does Snow Impact Paratrooper Survival Physics?
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Speed after body slows down with negative acceleration.
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Solving for the Right Physics Problem
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Calculated the pressure of the alcohol
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Relative Velocity coordinate system
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Finding the Magnetic Field Gradient for the Stern Gerlach Experiment
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How Fast Do a Hockey Puck and Octopus Slide After Collision?
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Two loudspeakers, finding amplitude.
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Calculating Wave Velocity, Mass, and Wavelength of a Guitar String
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How Do You Calculate the Center of Mass for Multiple Objects?
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How Is the Focal Length of an Ocular Determined in an Astronomical Telescope?
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Coefficient of friction/ dynamics problem
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Simple Pressure Ballet dancer Problem
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Power of Elevator Motor at Cruise Speed
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Find the distance between the two electrons
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How Does Friction Impact Block Velocity in a Multi-Height Path?
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Calculate the net torque about the axle of a wheel
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Need Extra Credit Help? - Helpless Student Again
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Another work-energy theorem problem
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Spring Problem Solution: Calculating Maximum Movement with Masses Attached
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Marbles dropped from elevator. Find height of elevator.
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What is the speed with which she lands?
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How Fast Can a Trebuchet Fling a Light Object?
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How Do You Solve a Collision Problem with a Pendulum to Maximize Height?
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Wave Pulse Reflection and Transmission in Spring Junctions
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How Do You Calculate the Hall Potential Difference in a Copper Strip?
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Reflection of Pulses (Theoretical Problems)
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What is the submarine's maximum safe depth?
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What is the gravitional acceleration near the surface of the star?
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Help with 3rd year assignment on light
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Body Fall Kinematics: Find Time & Velocity at Impact
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What is the average force exerted by the plate on the ball
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Calculating Angular Acceleration of a Rolling Drum on a Slope
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Converting P=F*d*cos(?)/t to P=Fv
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What Are the Frequencies of the Lowest Three Harmonics in a 1.70 m Organ Pipe?
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Calculating vrms of Helium in Mixture of Gases
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What is the speed of the comet when it crosses the Earth's orbit?
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Calculating Air Density: A Solution for Scientists
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Calculating Speed in Simple Harmonic Motion
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Friction on a black on an inclined plane
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What Are the Possible Frequencies of the Second Xylophone Bar?
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How Does a Pulley System Affect Block Motion and Tension?
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Energy and Constant Acceleration Problem?
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Solve Atwood's Machine Problem: Acceleration of Weights
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Explanation of Bike Odometer Readings for Different Wheel Sizes
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What is the change in momentum for a baseball striking a fence at a 45° angle?
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