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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Basketball Question: Initial Velocity for 2.00 m Player 10.0 m from Basket
- dizco29
- · Replies 13 ·
How Do Pressure and Standing Waves Change with Distance and Interaction?
- physics_06er
- · Replies 1 ·
Calculating Snowball Trajectories: Solving for Angle and Time
- dizco29
- · Replies 5 ·
Solve Work Formula Problem: Calculate Force Exerted by Man
- Farm4Life
- · Replies 1 ·
Force and work homework problem
- Farm4Life
- · Replies 1 ·
What Is the Maximum Speed a Car Can Travel Over a Hill Without Leaving the Road?
- RoNiN
- · Replies 1 ·
Flux through a hole in a sphere?
- brianaw26
- · Replies 1 ·
Pulley Question: Clarifying Fnetx Calculation
- jesuslovesu
- · Replies 1 ·
Basic trig question for physics
- laminar
- · Replies 1 ·
Having trouble with friction, incline problems
- bigslowy
- · Replies 5 ·
Angular Speed of a swinging stick
- snowmx0090
- · Replies 2 ·
Solve Compression Distance for Mass Spring Train Collision
- katysmith
- · Replies 1 ·
Is earth doing work on the moon?
- Checkfate
- · Replies 3 ·
Circular Motion: Ferris Wheel Dynamics
- Mehta29
- · Replies 5 ·
Manometer Oil Problem: How to Calculate Water Level Difference | Expert Help
- *Alice*
- · Replies 14 ·
Is Calculating Z-Axis Components the Same as X and Y Components?
- sunbunny
- · Replies 4 ·
Calculating Work Done by Kinetic Frictional Force on a Coasting Skier
- workhard
- · Replies 1 ·
I NEED major help, its about getting time?
- feod2003
- · Replies 9 ·
Acceleration - Rocket 1d Kinematics
- Kildars
- · Replies 5 ·
Electric Potential Problems Need Help
- chillaxin
- · Replies 4 ·
Maximum Distance? 1d Kinematics
- Kildars
- · Replies 3 ·
Maximum Acceleration for Moon Launch
- Kildars
- · Replies 6 ·
What is the boat's speed after an additional 2.6 seconds have elapsed?
- Kildars
- · Replies 6 ·
Totally lost, any help would be greatly appreciated
- Tonyt88
- · Replies 2 ·
What do I do to get the net force
- elitespart
- · Replies 3 ·
What Are Rectangular Scalar Components in Vector Analysis?
- sunbunny
- · Replies 5 ·
Can a 84 kg Climber Safely Descend with a Damaged Rope?
- samdiah
- · Replies 13 ·
How Long Does the Basketball Stay in the Air?
- dragos
- · Replies 4 ·
Solving Shell Dropping Problem: Seagulls & 18m Height
- XPX1
- · Replies 6 ·
Finding the Initial Speed for a Winning Putt at the U.S. Open
- XPX1
- · Replies 3 ·
Help! I Need a Problem Involving Free Fall & Relative Velocity!
- LastBloomingFlower
- · Replies 1 ·
Lifting a canister with a pulley
- problem
- · Replies 1 ·
Kinetic Energy in Racing Question
- cd80187
- · Replies 1 ·
Calculating Work Done on an Object with a Constant Force
- problem
- · Replies 2 ·
Graphical Velocity Determination
- mathewings
- · Replies 3 ·
Moments Question: Plotting Distance Moved vs Resultant of A
- Energize
- · Replies 11 ·
Component Acceleration/Velocity
- mathewings
- · Replies 3 ·
Calculating Density of Unknown Liquid: Problem and Solution
- DoubleHelix
- · Replies 4 ·
Static and Kinectic Problem Help
- globalcrook
- · Replies 1 ·
Force Vectors and Circular Motion
- Ronnin
- · Replies 1 ·
Need Help with Statics Questions? Get Answers from Cathy!
- CathyLou
- · Replies 12 ·
Kinematics ball throwing question
- les3002
- · Replies 3 ·
Coefficient of Kinetic Friction lab question
- jman1114
- · Replies 2 ·
How Far Should Bond's Truck Be for a Successful Jump?
- Kildars
- · Replies 12 ·
How Much Force Do Arms Exert During a Chin-up Acceleration Phase?
- ils4826
- · Replies 1 ·
Centripital Problem: Solving an Old Streetcar Challenge
- cd80187
- · Replies 1 ·
What are the forces on the hitch between truck and trailer?
- samdiah
- · Replies 15 ·
The acceleration of a particle on a horizontal xy plane
- kara
- · Replies 6 ·
Universal Gravitation and Satelite Motion
- Mehta29
- · Replies 11 ·
Calculating Centripetal Force on a Banked Corner Track
- samdiah
- · Replies 9 ·
Solve Friction Problem: Max Force on 1.0 kg Block
- Fusilli_Jerry89
- · Replies 9 ·
How Do You Calculate the Initial Velocity Components of a Projectile?
- kara
- · Replies 39 ·
Force as a Function of Velocity (Lorentz Force)
- astronomophosis
- · Replies 4 ·
How Do You Convert Parametric Equations to Algebraic Form?
- Burr2
- · Replies 3 ·
Changing from parametric form to algebraic form
- Burr2
- · Replies 1 ·
Need advice on using voltmeters
- oksanav
- · Replies 1 ·
Accuracy of experimental values
- mbrmbrg
- · Replies 9 ·
Solving the Work Energy Theorem for an Observer Moving Left
- vu10758
- · Replies 4 ·
Force Problem Help: Acceleration and Tension of Connected Objects | Figure P4.62
- parwana
- · Replies 1 ·
Solve Spring on Incline: L, x(c), m, g, θ, μ, & k
- PascalPanther
- · Replies 9 ·
Calculating Ramp Height for Hoop Rolling Up Inclined Angle
- greeenmonke
- · Replies 1 ·
Electric Field and spherical cavities
- stunner5000pt
- · Replies 1 ·
Solve Parachute Problem: Stone Drops from 58m Cliff
- Cole07
- · Replies 3 ·
How Does Particle Motion on an XY Plane Change Over Time?
- kara
- · Replies 1 ·
How Do You Calculate Distance and Velocity in Accelerated Motion?
- sunbunny
- · Replies 3 ·
How far was the monitor released by the frustrated computer user?
- sunbunny
- · Replies 3 ·
Ball Dropping vs Throwing (1d Kinematics)
- Kildars
- · Replies 6 ·
Calculating Average Speed: Solving the Wedding Day Conundrum
- XPX1
- · Replies 3 ·
Finding Slope of Average Balance Mass vs Total Mass
- starfish794
- · Replies 1 ·
Find the work contributed by each force
- vu10758
- · Replies 2 ·
Solve Strange Problem: Beginner's Guide
- bluff
- · Replies 5 ·
Is the tangential acceleration of any point on Earth always 0?
- 600burger
- · Replies 1 ·
Will the Stone Catch Up with the Parachute Before Hitting the Ground?
- Cole07
- · Replies 1 ·
Vector Question any suggestions?
- kara
- · Replies 13 ·
Solving Collision Problem: Find Speed of 2nd Block After Bullet Stops
- go2cnavy
- · Replies 4 ·
Projectiles launched horizontally
- rachelx46
- · Replies 4 ·
Calculate Distance Above Earth's Surface: 1.4x Radius
- Vesper89
- · Replies 3 ·
Forces and friction of pushed crate
- trajan22
- · Replies 3 ·
Speed Average Velocity Change Question
- Kildars
- · Replies 39 ·
How Does Relative Velocity Affect Motion on a Frictionless Surface?
- gaimon
- · Replies 3 ·
Can a Cow Help Determine the Mass of the Moon?
- samdiah
- · Replies 10 ·
What is the acceleration of the 5kg block in the pulley and masses problem?
- konichiwa2x
- · Replies 2 ·
What Forces Act on a Ball Bearing Moving Through Oil?
- soulja101
- · Replies 6 ·
How Does Static Friction Affect Car Acceleration?
- physics1234
- · Replies 1 ·
Can Momentum Be Conserved in Different Collision Scenarios?
- Meowzers
- · Replies 3 ·
Inelastic or elastic collision?
- bearhug
- · Replies 4 ·
What is the final height reached by block 1 after a perfectly elastic collision?
- bearhug
- · Replies 7 ·
How Does Recoil Affect the Character in Diamonds Are Forever?
- cheechnchong
- · Replies 3 ·
Rocket's Max Height: Model Rocket w/ 70.0 m/s Initial Speed
- Kildars
- · Replies 3 ·
What is the speed of a satellite in a circular orbit around the Earth?
- hatingphysics
- · Replies 1 ·
Solving for Minimum Acceleration in an Elevator with a Hanging Monkey
- needhelp83
- · Replies 5 ·
What is the speed of the bullet fired into a wood block on a table?
- madness006
- · Replies 5 ·
Calculating Kinetic Friction on an Amusement Park Ride
- map7s
- · Replies 3 ·
Questions about motion in 2-Dimensions
- dizco29
- · Replies 2 ·
Troubleshooting Newton's 2nd Law: Solving for Stopping Distance and Time
- soulja101
- · Replies 6 ·
Average wall stress in an aneurysm
- tandoorichicken
- · Replies 1 ·
Electric Fields, finding a charge
- glid02
- · Replies 2 ·
Solving a Venturi Device for Height of Mercury Rise
- laminar
- · Replies 1 ·
Magnetic Fields and Acceleration
- erik-the-red
- · Replies 4 ·