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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Difficult Conservation question - HELP
- Lorax
- · Replies 2 ·
Find the spring constant and the amplitude of the simple harmonic moti
- Flinthill84
- · Replies 2 ·
How Do I Solve This Webwork Problem Using Stoke's Theorem?
- hellishcolt
- · Replies 2 ·
Calculate Degrees of Freedom for 10 cc Oxygen Gas at STP
- prasanna
- · Replies 2 ·
Calcium Carbonate: Enthalpy and Entropy Difference at Room Temp & 0K
- stunner5000pt
- · Replies 2 ·
Finding the Angle for the Perfect Shot: A Physics Challenge
- MojotheMonkey
- · Replies 15 ·
Proving Fibonacci Sequence and Golden Ratio
- matrix_204
- · Replies 3 ·
Solving Frequencies Problem: Lowest Tone in Close-End Pipe 200Hz
- araw83
- · Replies 2 ·
What Is the Correct Approach to Solve This Specific Heat Calculation Error?
- porschedriver192
- · Replies 5 ·
How Do Torque and Hinge Placement Affect a Door's Stability?
- foot
- · Replies 2 ·
Finding the Walking Speed: Solving for Velocity with 440Hz and Speed of Sound
- NotaPhysicsMan
- · Replies 13 ·
What is the solution for x in 2x^(1/4) = 64/x using indices?
- Mo
- · Replies 6 ·
How Do You Calculate the Force of Gravity on a Spacecraft Above Earth?
- shrtweez13
- · Replies 3 ·
Collision of pucks on frictionless table
- disruptors
- · Replies 2 ·
How High Should a Marble Be Released to Propel a Steel Ball at 150cm/s?
- darkdryad
- · Replies 2 ·
Writing Gravitation Force On Central Sphere In Unit Vector Notation
- GingerBread27
- · Replies 2 ·
Setting the equ. of motion help
- quasar987
- · Replies 2 ·
Calculating Moles of Air Required for Tire Pressure Increase
- mikep
- · Replies 2 ·
Solving 2-Unknown Algebra Problems: A Challenge!
- Warwick
- · Replies 4 ·
What Is the 360th Power of the Function f(x) = 1/(1-x)?
- Link
- · Replies 2 ·
Impact Force Comparison: Car vs. Wall Collision
- sinas
- · Replies 6 ·
Physics Problem (densuty, pressure etc)
- shalei
- · Replies 2 ·
Solve Entropy Problem with Heat Carrier - Nille
- LostInSpace
- · Replies 4 ·
How Does the Sum of Alternating Series Lead to a Power Series for 2/(1-x^2)?
- kdinser
- · Replies 3 ·
Friction acting on a spinning ice skater
- angelina
- · Replies 10 ·
Should You Use Indefinite Integrals for Deriving Formulas of 1/(x+1)?
- courtrigrad
- · Replies 2 ·
Projectile and Conservation of Energy
- Heart
- · Replies 4 ·
Solving a Rocket Equation: Mass, Velocity & Height
- LondonLady
- · Replies 4 ·
How Does Light Refract When Emerging from Water into Air?
- daveed
- · Replies 2 ·
Optimizing Pendulum Period: Using a 1.0 m Stick for Maximum Results
- physicsss
- · Replies 11 ·
Calculate Total Resistance: 5R/3
- aviv87
- · Replies 6 ·
Rate of Reaction: Effects of Volume Changes
- decamij
- · Replies 2 ·
Solving -1^n and (-1)^{n+1} Confusions
- kdinser
- · Replies 2 ·
Calculating the Change in Kinetic Energy During a Collision
- disruptors
- · Replies 2 ·
Bridge Building with Pasta Assignment
- Namic56
- · Replies 4 ·
Find the Height for Equal Pressure in a Cylinder of Water
- prasanna
- · Replies 4 ·
Solving Dark Fringes Problem with 651nm Light & 5.47x10^-6m Slit
- NotaPhysicsMan
- · Replies 4 ·
Solve Damped Pendulum: Find Alpha, Period and Reduction Time
- physicsss
- · Replies 3 ·
What do i need to learn in order to do the following contest questions?
- furtivefelon
- · Replies 3 ·
Question about finding the area of a function with delta x
- Juche
- · Replies 2 ·
How Do You Calculate the Tension in a Wire for a Submerged Iron Cube?
- Bcisewski
- · Replies 2 ·
What Steps Are Needed to Prove That a Number Is the Supremum?
- semidevil
- · Replies 4 ·
Quantum Mechanics Problem - [Rotating Molecule]
- AKG
- · Replies 7 ·
Solve Ladder Logic Puzzles: Word Ladder Brainteasers
- sp00ky
- · Replies 3 ·
How Do Thermodynamic Potentials Apply in a Two-Cylinder System with a Heat Pump?
- Feynmanfan
- · Replies 1 ·
Solving Friction: Acceleration and Velocity
- primarygun
- · Replies 5 ·
Solving Problems Involving a Skater and a Spring
- Kissinor
- · Replies 4 ·
Don't understand by the phrases 'third second'
- Sanosuke Sagara
- · Replies 2 ·
How Do I Solve These Grade 12 Calculus Optimization Problems?
- decamij
- · Replies 3 ·
Solving a 20% Efficient Real Engine Problem
- jaidon
- · Replies 2 ·
Mutual Inductance of the cylinder coils
- Romperstomper
- · Replies 2 ·
How do I find the formula for the hydrate?
- Dooh
- · Replies 5 ·
Don't understand by the phrases 'retarding force'
- Sanosuke Sagara
- · Replies 2 ·
Max Speed Calculation for Tarzan's Vine Swing - AP Physics Problem
- AllAmericanGirl2004
- · Replies 3 ·
Kinetic energy of massless spring
- Flinthill84
- · Replies 4 ·
Calculating Forces: 1kg & 0.5kg Carts
- UrbanXrisis
- · Replies 2 ·
Are My Calculations for Accident Recovery Probabilities Accurate?
- OptimusPrime
- · Replies 1 ·
Solving Sampling Distributions in AP Statistics: Unbiased Estimators
- bjr_jyd15
- · Replies 2 ·
Analyzing the Cause of King Duncan’s Death in Macbeth
- Shay10825
- · Replies 30 ·
How Does Ship Size Impact the Average Volume of Clothing Shipments?
- OptimusPrime
- · Replies 2 ·
Surface area of atomized molecules?
- gaborfk
- · Replies 3 ·
Phase Changes and Energy Conservation
- mikep
- · Replies 5 ·
Solving Rotating Systems: Finding Normal Force on Motorcycle
- Chen
- · Replies 7 ·
Calculate Weight Difference at Equator: 715N Gravitational Force
- Coolbass04
- · Replies 2 ·
I dont understand how conditional probabilty works
- semidevil
- · Replies 3 ·
The gravitational force between the aircraft and Moon
- Omid
- · Replies 4 ·
Cockroaches fighting phys. prob
- irefay
- · Replies 2 ·
Calculating Forces on an 80kg Man on a Ferris Wheel
- HawKMX2004
- · Replies 2 ·
Conservation of energy and maximum height
- senseandsanity
- · Replies 4 ·
Help With Pulley System: Calculating Angle Theta for Upper Rope
- senseandsanity
- · Replies 2 ·
How to Find the Speeds of Suspended Objects Over a Pulley?
- elizabethg
- · Replies 2 ·
Newton's three laws and friction
- furtivefelon
- · Replies 2 ·
Reaction Questions with AgNO3: Help Fred Out!
- Mathman23
- · Replies 3 ·
Calculating Max Ice Production Rate Given kW Input and Temperature Conditions
- eku_girl83
- · Replies 2 ·
Finding Distance of Fragment After Shell Explosion - Center of Mass
- Twigs
- · Replies 2 ·
Optimization and maximum area of a rectangular enclosure
- TSN79
- · Replies 2 ·
Crane Efficiency: 5.10 x 10^5 Energy to Lift 1000kg 32m
- puregoodboi
- · Replies 3 ·
How Do You Calculate the Area Between Curves in Calculus Problems?
- buffgilville
- · Replies 5 ·
Can like charges accumulate in tight spaces despite repulsion?
- mborn
- · Replies 3 ·
Baffled by Electric Field of a Plate
- mborn
- · Replies 2 ·
Rocket Problem: 0.27kg Mass, 0.18kg Gas, 40m/s Velocity
- vabamyyr
- · Replies 2 ·
Essay on Digital and Analogue technology -_-
- TimUK
- · Replies 2 ·
Calculating Friction Force: 12 N, 0.6 & 0.8 Coefficients
- disruptors
- · Replies 2 ·
Analyzing Recurrence Relations: Help with Summations Code
- EvLer
- · Replies 3 ·
How Do Electric and Magnetic Fields Affect an Electron's Path?
- nemzy
- · Replies 2 ·
Solving Gauss Law Problem: Electric Field on Hollow Sphere
- mborn
- · Replies 6 ·
Quick Question about lenses/refraction
- JamesL
- · Replies 2 ·
Why Is Cooperative Equilibrium More Likely in Repeated Games with Fewer Players?
- vsage
- · Replies 1 ·
How Do Protons Behave in a Magnetic Field?
- nemzy
- · Replies 5 ·
Calculating Minimum Turn Radius for 200 m/s Jet
- Haftred
- · Replies 2 ·
At what time was the yeast added?
- mborn
- · Replies 7 ·
Solving Surds Equation: Tips for Simplifying with Ease
- Mo
- · Replies 6 ·
Understanding the Circle Equation: Explained Simply | Roger's Guide
- roger
- · Replies 7 ·
In Desperate Need of Help (Dalton's Atomic Theory)
- PixieWings190
- · Replies 2 ·
Solving for Probability Current Density in Region 2
- UpQuark
- · Replies 2 ·
How Do You Solve Momentum and Elastic Collision Problems in Physics?
- krypt0nite
- · Replies 4 ·
Calculating Final Temperature of Steam and Water Mixture - Chemistry Question
- GodsChild086
- · Replies 4 ·
What Is the Unit Vector Perpendicular to Both 4i - 3j + k and the z-Axis?
- Matt2k
- · Replies 2 ·
Solve Polynomial Division: -6x^4+2x^2-8x+1 / 2x^2-3
- aisha
- · Replies 7 ·
Finding the Roots of Z^6 + 64 = 0
- MercuryRising
- · Replies 4 ·