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 Find Tangent Lines to a Parabola Through a Given Point?
- Lilly
- · Replies 2 ·
How Does Air Density, Speed, and Cross-Sectional Area Affect Resistive Force?
- CamDaBballer11
- · Replies 2 ·
Calculus Question: Gradients & Normals
- Lomion
- · Replies 1 ·
Calculating Velocity and Direction of a Sailboat After a Sudden Gust of Wind
- viendong
- · Replies 4 ·
Can You Prove Conservation of Energy in Vertical Stone Throwing?
- jenavira
- · Replies 8 ·
How Much Should a Golfer Increase the Putt Speed to Overcome Grass Resistance?
- buffgilville
- · Replies 2 ·
Finding the Mass of a Second Block in a Spring Equilibrium Problem
- BlackMamba
- · Replies 11 ·
Cartesian and Polar Coordinates
- Poweranimals
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Drag and time to slow down -__-
- FancyNut
- · Replies 12 ·
What Index of Refraction Causes Total Internal Reflection in a Prism?
- Normania
- · Replies 1 ·
Solving Momentum in Inelastic Collisions
- buffgilville
- · Replies 2 ·
Solve Bullet Through Block Problem: Mass, Speed & Intial Velocity
- SnowOwl18
- · Replies 2 ·
Understanding kN in Torque Problems
- Enoch
- · Replies 4 ·
Acceleration of a Pulley System: 100g & 120g Masses
- chathamchick
- · Replies 3 ·
Grade 11 Math Help: Solving Quadratic Equations
- punk_rawk_jazz
- · Replies 2 ·
Energy, Work and circular motion
- quick
- · Replies 2 ·
Calculating Time Taken for an Object Dropped from 40 m & Weighing 53kg
- Turkish
- · Replies 4 ·
Calculating Plumb Bob Deviation at 35 Degrees North Latitude
- evman150
- · Replies 3 ·
Limits and choosing an epsilon properly?
- matrix_204
- · Replies 7 ·
Minimizing Volume with Lagrangian Multipliers & (2,3,4)
- circa415
- · Replies 7 ·
How can reference frames help solve problems involving velocities and distances?
- Warwick
- · Replies 2 ·
Calculating Maximum Volume of Sand in a Circular Area
- winlinux
- · Replies 2 ·
Determine the initial vertical reaction
- jjiimmyy101
- · Replies 2 ·
General Relativity tensor proof
- regretfuljones
- · Replies 2 ·
Can You Express z in Terms of x and y to Minimize Volume in the First Octant?
- circa415
- · Replies 2 ·
Maximizing Product: Find Two Numbers with Difference 30 for Math Help
- EvilPony
- · Replies 4 ·
General Relativity tensor proof
- regretfuljones
- · Replies 2 ·
Solving Physics Puzzle: Hockey Puck Collision
- RussG
- · Replies 2 ·
Convergence of a series based on reciprocals of prime factors of 2 & 3
- Kenshin
- · Replies 2 ·
Analysis Problem (finding a derivative)
- AKG
- · Replies 2 ·
How Can I Solve a Physics Problem with Poor Instruction?
- suf7
- · Replies 4 ·
How Does Current Direction Affect Magnetic Force on a Conductor?
- ACLerok
- · Replies 14 ·
Physics Hwk. Problem: Center of Mass
- shawonna23
- · Replies 2 ·
Why Is Knowing the Mass and Charge of an Electron Important?
- Dutch
- · Replies 2 ·
Finding Equilibrium: Solving for Unknown Forces and Angles in a Particle System
- jamie_o
- · Replies 5 ·
Solving for Speed of Mass After Spring Compression: .15m
- Lorbersf
- · Replies 3 ·
How Does Entropy Change in an Isothermal Compression of an Ideal Gas?
- Nylex
- · Replies 4 ·
What Are the Dimensions to Minimize Fence Length for a 384 ft² Study Area?
- jenc305
- · Replies 2 ·
Doofy Spring constant problem problem
- Supaiku
- · Replies 3 ·
How Many Electrons Are in 1 Kg of Water?
- joej
- · Replies 2 ·
Understanding Interference in Two Slit Experiments: Crests and Troughs Explained
- saltrock
- · Replies 2 ·
Wood block coeffiecent of friction
- Frosty_TAW
- · Replies 2 ·
Calculating Electric Force: 6.20 * 10^-2 N
- punjabi_monster
- · Replies 2 ·
Solving Newton's Law: Calculating Acceleration and Force in a Pulley System
- newcool
- · Replies 2 ·
Velocity of wood block down an incline
- FancyNut
- · Replies 21 ·
What is the final temperature of a mixture of steam and ice?
- mickeychief
- · Replies 2 ·
Physics HWK: Avoid Injury w/Stiff-Legged vs. Bent-Legged Landings
- shawonna23
- · Replies 2 ·
Understanding Simple Harmonic Motion: FAQs and Examples
- buffgilville
- · Replies 3 ·
Can you solve the strange derivative of this complex function?
- thennigar
- · Replies 3 ·
Potential and Kinetic energy and a sled
- Red04Cobra
- · Replies 3 ·
Uncovering the Mystery of Sulfur-Nitrogen Compound
- needhelpperson
- · Replies 2 ·
Projectile Motion of a football
- smartins16
- · Replies 2 ·
Can Spanning Sets Help Me Understand Vector Spaces Better?
- Spectre5
- · Replies 14 ·
How can I draw angles using just a ruler and compass?
- Dooga Blackrazor
- · Replies 4 ·
Help with flow speed & Thermodynamics
- mickeychief
- · Replies 2 ·
Vector cross products involving magnetic forces
- ACLerok
- · Replies 15 ·
Prove Cauchy Sequence: {sn} from {tn}
- tink
- · Replies 2 ·
Calculating Equilibrium Temperature of Blacktop Road Under High Noon Radiation
- andrew410
- · Replies 4 ·
Can Rhodium Achieve a Noble-Gas Electron Configuration?
- needhelpperson
- · Replies 2 ·
What is the speed of the third fragment in an exploding object problem?
- SnowOwl18
- · Replies 2 ·
In a book it also says g(x) h(x) etc what does it mean?
- roger
- · Replies 13 ·
Spherical shell of charge / electron
- Zaphodx57x
- · Replies 2 ·
What is going on here? - Mechanics Puzzler
- emob2p
- · Replies 2 ·
Elevator problem with safety rails, spring, and a snapping cable->
- VinnyCee
- · Replies 26 ·
Turbulent Drag Force: Relationship for A, v & p
- Try hard
- · Replies 2 ·
Solving for the New Speed of a Brick on a Waxed Plank
- meh6287
- · Replies 2 ·
Use differentials to estimate the maximum possible error
- circa415
- · Replies 6 ·
Charges on Conductors and Gauss's Law
- crazynut52
- · Replies 2 ·
Tide, Further 2 my post yesterday on tough integration
- alonzo
- · Replies 2 ·
How Does Quadrupling the Distance Between Charges Affect Electrostatic Force?
- fishboy39
- · Replies 2 ·
Problem concerning magnetism. Please help
- JamesL
- · Replies 2 ·
Integrating Vector Functions: Am I On the Right Track?
- crazynut52
- · Replies 2 ·
How Do You Calculate the Change in Kinetic Energy for a Block on an Incline?
- ballahboy
- · Replies 5 ·
What are the solutions for these momentum/impulse problems?
- DLxX
- · Replies 5 ·
What Is the Coefficient of Kinetic Friction for a Two-Mass System on an Incline?
- ballahboy
- · Replies 2 ·
Homework help functions/patterns
- debrawallenger
- · Replies 9 ·
How to Solve for Distance and Time in Rotational Motion Problems
- doxigywlz
- · Replies 5 ·
Solve for Length of Friction-Ridden Ice Patch | Work-Energy Theorem Hint
- kingsean
- · Replies 3 ·
Frictionless inclined plane problem
- Strelka
- · Replies 2 ·
Non-Ideal Collision: Analyzing Problems & Effects
- buffgilville
- · Replies 2 ·
If the coefficient of kinetic friction is 0.15 find the tension in the string.
- mickeychief
- · Replies 2 ·
Calculating the Height of a Swinging Man on a 24m Building with a 24m Rope
- Physics_Noob
- · Replies 2 ·
What is the Magnitude of Average Force Due to Air Resistance?
- IShouldBSurfing
- · Replies 3 ·
Doppler Effect: Source vs Detector Motion
- colonel
- · Replies 2 ·
Physics HW: Man in Bosun's Chair with Massless Rope & Pully
- 2Pac
- · Replies 2 ·
Kinematic Equations: V_0, V, t, a, x
- Tom McCurdy
- · Replies 2 ·
Linear Dependence/Independence Help
- vg19
- · Replies 4 ·
Physics 40s scaling and proportions .
- mp3guy
- · Replies 5 ·
Probability of fish math problem
- Shockwave
- · Replies 3 ·
Forces of friction with angles
- Tubbles
- · Replies 2 ·
Need help solving a thermodynamics problem
- sonna
- · Replies 2 ·
Need help on difficult Newton's First Law Question
- BinaryFinary
- · Replies 2 ·
Torque and Tension of two weights
- Enoch
- · Replies 3 ·
Point of Clarification about Phase Changes
- CollectiveRocker
- · Replies 2 ·
Integrate Tan/Sin Without Special Methods
- tandoorichicken
- · Replies 2 ·
Calculate the magnitude of the force exerted by the spring
- MusicMonkey
- · Replies 2 ·
Generalized Triangle Inequality
- matrix_204
- · Replies 2 ·
Circular Racetrack Problems Involving Radians
- Groove
- · Replies 2 ·
Lab Report: Advanced Physics Honors Lab - Measuring G
- Help_Me_Please
- · Replies 2 ·
Calculating Arc Length in Multivariate Calculus
- crazynut52
- · Replies 2 ·