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.
Need ideas for a 7th grade science experiment?
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How Do You Solve These Complex Physics Problems Involving Forces and Motion?
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What Are the Two Possible Wind Velocities in This Relative Velocity Problem?
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Kilowatt: Electricity Unit of Energy - 10kWh, 10units, 5kW, 1hr & 1kW
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Golf ball distance when hit down 45 degree slope
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How to Draw Velocity Vectors for a Car on a Racetrack?
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Conservation of Angular Momentum Problem
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Baseball Velocity Projectile motion
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Find Optimum Launch Angle For Distance in Physics Class Project
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Predicting Gravity on Other Planets
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Solving Momentum Problems: How to Find Speed and Magnitude - Help Available!
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What Velocity Does the Sled Reach After 5 Seconds?
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What is the speed of the block after sliding down the incline?
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Solving a Flux Density Problem: Explaining E and B Field Amplitudes
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How Do Mass, Radius, and Period Affect Centripetal Force in Horizontal Loops?
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Solving Physics Problems: Sleds, Trucks, Bullets & Cars
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How Do Brakes Apply Stopping Force in Physics Problems?
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A 52.2 kg driver steps off a diving board
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A problem on centripetal forces and friction
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Did I Solve This Projectile Motion Problem Correctly?
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The USS Constitution’s largest anchor weighed 5443 lbs
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Calculate Coulomb Barrier Height & Distance with 7.68MeV Alpha Particle
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Will a block on a table move with a 36N force and what will its acceleration be?
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Solving a System of Equations for Pulley Accelerations and Tensions
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Physics Puzzle: The Rear of a Bicycle & the Front of a Car
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Find the angle relitive to the x axis
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How do I solve AP chemical equations without memorization?
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Demonstration on theoretical physics
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Does the Bullet Stop Midair and Does the Falling Monkey Get Hit by the Dart?
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What is the speed of light in a diamond
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Where Can I Find Rhodoferax Ferrireducens?
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Calculating Coefficients of Friction and Tension in a Two-Block System
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So... What is the complication with the force in this setup?
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Simple motion graphs i need some clarification
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Three pulling strings with tension
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Homework freely falling body Problems
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Question about Archimedes Principal
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How Does Kinetic Friction Affect Motion in a Pulley System?
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What is the Spring Constant and Angular Frequency of a Car's Suspension?
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How Far is a Loudspeaker from Two Observers Based on Sound Levels?
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What Causes Increased Horizontal Velocity After a Perfect Bounce?
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How Long to Overtake Another Car at Different Speeds?
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Solving Physics Mechanics Problem: Snowball Off Barn Roof
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Can Different Moving Speeds Have Identical Acceleration?
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Why Does the Ball Appear to Rise Vertically to the TA?
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IB Math Methods- Problems with Problems
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Have You Ever Wondered Why Sunsets are Red?
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Help interpreting a force problem
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What could be causing the discrepancy in my circular motion calculations?
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Solving Dropped Tennis Ball Problem: Calculating Force of Floor
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Conservation of Momentum and Energy in an explosion
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Why Does a Car Speed Up on a Sloped Driveway Despite Friction?
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What is the Total Force Exerted on Block 3 by Block 2?
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Uniform Circular Motion-Centripetal Force
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Solve for wInertia Confusion: Calculating Speed of a Merry-Go-Round
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Finding the Parametric Equations of a Line (0,4) & Alpha 60°; Beta 30°, 150°
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Rotational motion of a washing machine
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How much paint is needed for a larger, signal-reflecting weather balloon?
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Speed of electron after collision with Photon
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How to Graph y = 9/x² Without a Calculator?
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How Much Force is Needed to Move a Box with a Rope at an Angle?
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Solve Math Problems: Get Help for Last 2
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Calculating Mass of Equal-Mass Binary Star System
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Calculate the velocity vector as a function of time
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How Accurate Are These Chemistry Calculation Methods?
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Solving for an Unknown Mass Using Hooke's Law and Simple Materials
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Equilibrium temperature as function of latitude
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A race car traveling at +44 m/s
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How do Tension Forces and Pulleys Work?
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Conservative and nonconservative potential energy
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Tension Strongman problem from Physics
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When water waves travel from a deep region
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How Long Does It Take a Bullet to Stop Inside a Tree?
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What is the charging current for a 120 ampere-hour storage battery?
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Banked curve, car, friction problem
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How Far Apart Will the Cheetah and Antelope Be After 17 Seconds?
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Help with a hydrodynamics problem
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Two-Dimensional Kinematics: Ball on a string
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Solving Two Concurrent Vectors: Find G's Angle
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Projectile Questions: Calculate Velocity and Height of Golf Ball | Help Needed
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Find two unit vectors that are parallel to the xy plane
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What Minimum Speed Must an Arrow Have to Pass Through a Spinning Wheel?
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2 simple Physics q's driving me nuts
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Swimmer in river relative motion crap
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What's the Time for One Complete Revolution on a Hanging Swing Ride?
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Solving Kinematics Problems in 2D: Get Help Now!
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Does the following matrix have an inverse?
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Collision Problem using Conservation of Momentum and Energy
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Solving Forces and Acceleration Problems in Physics - Study Group Help
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Does the Hockey Puck Reach the Hole on an Inclined Ramp?
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Static Friction: Finding F_min for Box on Board
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Proof Using Def. of Groups and Def. of Subgroups
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Help With Centripetal Acceleration *
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Defining Groups: Proving Abelian Property
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Is This PV Diagram Calculation Correct?
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What are the physics problems involving velocity and acceleration?
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How do you calculate mass yield of a solution?
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Understanding Groups in Algebra: A Question of Closure and Inverses
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Solving Incline Forces: Acceleration, Tension, and Speed Calculations
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Newtons Theory question - 911 - help exam tommorow
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