Free introductory physics homework help step by step from qualified mentors. Algebra and calculus based general physics homework. High school and undergraduate level.
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How Do You Calculate Uncertainties in Velocity Measurements?
- DrDanger
- · Replies 1 ·
Pitcher Throwing A Ball In Protest
- Warmacblu
- · Replies 12 ·
How Do You Calculate the Average Speed for a Round Trip?
- mbayabo
- · Replies 7 ·
Calculating Time and Distance in a Constant Velocity Sprinting Problem
- bbauer2
- · Replies 3 ·
What Is the Separation Between Two Cars After Distracted Driving?
- demonelite123
- · Replies 3 ·
How Do I Solve This Equilibrium Moment/Torque Problem?
- stpmmaths
- · Replies 6 ·
Is a Top View Possible with Ultrasound Imaging? Understanding the Misconceptions
- Shaybay92
- · Replies 1 ·
A ball is thrown and I'm trying to understand why
- exparrot
- · Replies 9 ·
Find average velocity of Vector A and B
- Arshad_Physic
- · Replies 2 ·
Calculating Initial Velocity for Accurate Basketball Shot
- Alserina
- · Replies 3 ·
One-Dimensional Motion With Constant Acceleration
- WonkySlinky
- · Replies 2 ·
How many drops in all the oceans?
- Lemniscate
- · Replies 4 ·
Find the direction of the resulatnt vector
- Arshad_Physic
- · Replies 2 ·
Difficult Projectile Motion Arrow Problem
- JoshMP
- · Replies 7 ·
Finding average velocity from a velocity-time graph
- tascja
- · Replies 1 ·
Calculating velocities with only acceleration and time
- noelani
- · Replies 2 ·
Adding Horizontal Vectors Graphically
- Lemniscate
- · Replies 3 ·
Cross a River: Time Needed for 1.5km Distance at 6.6km/h Speed
- megamax48
- · Replies 1 ·
Components and Vectors and Lengths, Oh My
- Aquas
- · Replies 1 ·
Solving Electric Field & Potential for Charged Cylinders
- fluidistic
- · Replies 6 ·
Calculate Acceleration of Thrown Baseball: 5.98s, 1.2m from Rest
- yankeekd25
- · Replies 2 ·
Finding the Shortest Path in a Vector Space
- Neophyte
- · Replies 2 ·
Why doesn't this solution work?
- dvs0826
- · Replies 9 ·
How Do You Calculate Half-Life from an Exponential Decay Equation?
- fuzzybear
- · Replies 3 ·
Astronomy Logic and Accuracy: Check Your Homework with RQs and P3
- ChrisEffinSmi
- · Replies 1 ·
How is Pressure Calculated in a Chemical Reaction Using the Ideal Gas Law?
- Jules18
- · Replies 4 ·
Predicting time for water to drain from cup
- SkiBum326
- · Replies 1 ·
Can a Flywheel Efficiently Power a Low-Pollution Car for Long Distances?
- LBloom
- · Replies 1 ·
Understanding Simple Kinematics: Solving for Velocity in Resisted Motion
- bcjochim07
- · Replies 1 ·
Relate simple harmonic motion to circular motion
- peanut15
- · Replies 3 ·
Incline plane, two masses, a pulley
- jimz
- · Replies 2 ·
Heat and work in adiabatic container
- kiwikahuna
- · Replies 1 ·
What Was the Initial Speed of a Ball Thrown Horizontally from a Building?
- Aquas
- · Replies 1 ·
Solving Physics Puzzles in Space: A 500cm^3 Challenge
- jcz2
- · Replies 2 ·
Heat Transfer of nail into a board
- amiv4
- · Replies 2 ·
Maths problem: deriving expressions for the critical temperature/volume/pressure
- Lisa...
- · Replies 4 ·
Projectile Motion of a Pebble on the Sloping Faces of Pyramid Cheops
- joemama69
- · Replies 5 ·
Dimensional Analysis of Free-Fall Time of Astrophysical Gas Ball
- CaptainEvil
- · Replies 1 ·
Vectors and motion in 2D (physics problem)
- natty210
- · Replies 1 ·
Calculating Time and Final Velocity of a Ball Thrown into the Air
- Amel
- · Replies 3 ·
Motion with constant acceleration
- Quantum_Grid
- · Replies 2 ·
What Is the Final Temperature in the Copper Calorimeter Experiment?
- amiv4
- · Replies 4 ·
Addition of vectors and direction
- almangar
- · Replies 3 ·
Need help finding Kinematic formula for Initial V
- Krasz
- · Replies 3 ·
Force of Link 3 on Link 2: 2.964 N
- Zhalfirin88
- · Replies 15 ·
How Is Work Calculated in a Forced Oscillation with Resistance During Resonance?
- bour1992
- · Replies 4 ·
Finding Force and Steep Grade for a Train with Given Acceleration and Drag Force
- chenying
- · Replies 5 ·
Finding Final Velocity [Need Assistance]
- pharmguy
- · Replies 2 ·
Thermal Expansion of a copper cylinder
- amiv4
- · Replies 1 ·
Net torque and net force in equilibrium Help
- renaldocoetz
- · Replies 8 ·
Simple,quick relative velocity question?
- sameeralord
- · Replies 3 ·
Find its position at the instants when velocity is zero
- AlexGM07
- · Replies 4 ·
Solve Physics Homework Problem: Car at Traffic Light
- jcz2
- · Replies 2 ·
How Long Will it Take Me to Catch The Bus?
- bleedblue1234
- · Replies 1 ·
Study guides for Serway college physics
- swiftjab
- · Replies 1 ·
Easy velocity/acceleration problem, could use some help please
- buyerat
- · Replies 7 ·
Another Two Dimensional motion question
- hurtingBrain
- · Replies 39 ·
Help with Graphs Homework: Find Velocity at t=7.0s
- Mirole
- · Replies 5 ·
Negative time and positive time
- kellyab8
- · Replies 1 ·
Rectilinear Motion with Constant Acceleration
- Foghorn
- · Replies 3 ·
How Long Does a Bolt Fall the Last 28% of 85 Meters?
- Gattz
- · Replies 10 ·
Connected Capacitor: Potential & Charge
- songoku
- · Replies 11 ·
Solving the Toaster Friction Problem
- blackboy
- · Replies 10 ·
How to Calculate Velocity of a River Using Relative Motion Equations?
- JoshMP
- · Replies 2 ·
I have a question about Calculating Avreage Speed
- _wantana
- · Replies 4 ·
Calculating Initial Velocity and Acceleration of Passing Cars
- demonelite123
- · Replies 5 ·
Magnitude of average acceleration
- bearhug
- · Replies 8 ·
Challenging Physics problem of the week. Do as much as you can. Thanks
- geo951
- · Replies 3 ·
Angular relationship question.
- CandyApples
- · Replies 1 ·
Power Dissipation in Driven Oscillator: Calculate Average
- swuster
- · Replies 3 ·
Finding Velocity and Position of a Moving Particle: A Function of Time
- Loppyfoot
- · Replies 6 ·
What Is the Minimum Coefficient of Static Friction for a Ball Against a Wall?
- philnow
- · Replies 1 ·
What Is the Minimum Time for a Sportscar to Travel 1/2 Mile from Standstill?
- ttja
- · Replies 1 ·
Stable equilibrium and net force
- physgirl
- · Replies 4 ·
Object drops vertically with a horizontal force acting on it
- MechaMZ
- · Replies 1 ·
Basic Kinematics HW questions for AP Physics
- cntower
- · Replies 1 ·
Force Needed to Propel Object to 100m on Moon
- codeman9
- · Replies 11 ·
Finding the magnitude of velocity given vx and vy
- chelseaalyssa
- · Replies 3 ·
Electric field of an infinite charged rod
- fluidistic
- · Replies 1 ·
Stuntman jumping 2D kinematics.
- CandyApples
- · Replies 1 ·
What Does the Slope of a Force vs. Acceleration Graph Indicate?
- psychosushi
- · Replies 4 ·
What Does Zero Net Force Mean For An Object's Movement?
- DUCEDAWG
- · Replies 7 ·
A difficult 1D kinematics problem dealing with displacement and velocity
- kathypoot
- · Replies 3 ·
Calculating Maximum Height and Flight Time of a Model Rocket Launch
- gadawg90
- · Replies 7 ·
How to figure out a equation given the variables
- Kennyh
- · Replies 3 ·
If you are told an object is accelerating what should you conclude?
- DUCEDAWG
- · Replies 3 ·
Verifying the Limits of Newton's Second Law with Blocks
- IHateMayonnaise
- · Replies 5 ·
Solve Escalator Question Homework: Walk Up & Down Moving/Stalled Escalator
- Warmacblu
- · Replies 3 ·
Physics. Linear Mechanics question
- vegetto34
- · Replies 7 ·
Holding a Cone Up: Minimum Force & θ Explained
- physicsguy10
- · Replies 2 ·
Damped harmonic oscillator and displacement
- Eric_meyers
- · Replies 5 ·
Combining Lenses and Mirrors: Finding the Focal Length and Image Formation
- stpmmaths
- · Replies 2 ·
Stuntman jumping 2D kinematics.
- CandyApples
- · Replies 3 ·
Distance travelled with constant velocity or constant acceleration
- Physics1854
- · Replies 1 ·
Capacitance potential difference Problem
- mustang1988
- · Replies 8 ·
Potential difference(capacitor)
- stpmmaths
- · Replies 2 ·
Finding Radius of Circular Movement w/ Angle & Angular Velocity
- Dell
- · Replies 1 ·
How can I rationalize the numerator in this fraction with square roots?
- JettyZ
- · Replies 10 ·
Calculating Initial Velocity in Vertical Projectile Motion
- GrandMaster87
- · Replies 2 ·
How does charge behavior affect a conducting rod's ends?
- grandprix
- · Replies 6 ·