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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[[S.H.M]] Rearranging equations Confusion, Please HELP?
- Jack_Legacy
- · Replies 7 ·
Understand Lewis Dot Structures: Cl F & Triple Bonds
- Shay10825
- · Replies 37 ·
Does Every Point of R Exist as an Accumulation Point in a Sequence?
- Kraziethuy
- · Replies 2 ·
Insanely vague thermodynamics question
- freemind
- · Replies 42 ·
Theory of relativity - spacetravel
- Linda
- · Replies 5 ·
Help! Tarzan and Jane Need Swing Advice!
- Port
- · Replies 6 ·
Another Electric Field Question
- thursdaytbs
- · Replies 2 ·
Equations of Tangent Lines Passing Through Point P(5,5) for y = x^2 - 4
- courtrigrad
- · Replies 13 ·
What Are Examples of Discontinuous Functions and Their Properties?
- Kraziethuy
- · Replies 4 ·
What is the wavelength of a photon that has energy of 2.10eV
- Lorax
- · Replies 28 ·
Help with Physics Homework: Punter Kicking a Football
- stephenthe1
- · Replies 7 ·
Understanding Thermodynamic Processes in a Piston-Cylinder System
- cdhotfire
- · Replies 5 ·
Solve the Energy Homework Problem: Tarzan's Speed on a 30m Vine
- Port
- · Replies 7 ·
How Do Sound Waves Interfere When Two Trumpets Play Together?
- sp00ky
- · Replies 2 ·
Need Help Reviewing Your Physics Assignment Answers?
- butz3
- · Replies 2 ·
Pressure in a tornado and net force on a door
- jai6638
- · Replies 3 ·
Please help with a uniform circular motion problem
- atlbraves49
- · Replies 6 ·
Can you evaluate sin(-15 degrees) without using a special triangle?
- aisha
- · Replies 17 ·
Simple harmonic motion and time
- nemzy
- · Replies 6 ·
How Do String Length and Tension Affect Vibration Frequency and Wave Patterns?
- Soaring Crane
- · Replies 2 ·
How Does Heine's Theorem Relate to Calculating Limits?
- twoflower
- · Replies 2 ·
Can Two Masses Whirl Exactly on a Horizontal Line with Equal Angular Velocities?
- stunner5000pt
- · Replies 3 ·
Is a Subset of a Linearly Dependent Set Linearly Dependent?
- EvLer
- · Replies 9 ·
Why do resistors in parallel not follow the trend?
- markm
- · Replies 4 ·
Graphing the Derivative of y = x^4 + 2x^3 + x^2 + 6
- courtrigrad
- · Replies 8 ·
Calculating Well Depth Using the Speed of Sound
- ramollari
- · Replies 13 ·
Thermodynamics - Weighing an aquarium
- jai6638
- · Replies 3 ·
Is This How to Calculate the Probability of Getting r Heads in n Coin Tosses?
- Ryoukomaru
- · Replies 3 ·
Analysis of Rectangular Loop in Uniform Magnetic Field
- Ganesh
- · Replies 9 ·
Induction Method for Proving 1² + 2² +...+n² = (1/6)n(n+1)(2n+1)
- Benny
- · Replies 3 ·
What Is the i,j Form of a Vector?
- HawKMX2004
- · Replies 3 ·
How Do Sound Waves Affect Emergency Responses and Wave Motion Calculations?
- Shay10825
- · Replies 3 ·
How Does Physics Explain These Real-World Scenarios?
- Affirmed
- · Replies 7 ·
Calculating Angular Velocity and Retarding Couple in Rotational Kinematics
- Clari
- · Replies 3 ·
Problem with Dynamics H.E.L.P please
- Azeri
- · Replies 2 ·
Two theory questions involving Earth/Moon. Should be easy for you guys.
- DLxX
- · Replies 4 ·
How do Newton's laws of motion relate to conservation of energy?
- UrbanXrisis
- · Replies 15 ·
Calculus Help: Diff. y= (int. a=1 b=sinx of) t^3 dt & y=log base x (2x)
- Yapper
- · Replies 13 ·
Where Did I Go Wrong in My Poker Dice Probability Calculation?
- cepheid
- · Replies 4 ·
Verifying Sum Difference Formula Results
- aisha
- · Replies 2 ·
Velocity related to force of friction
- UrbanXrisis
- · Replies 6 ·
Understanding Electron-Optic Biprism Phenomenon in Electron Microscopes
- meteorologist1
- · Replies 5 ·
Momentum Problem: Solving a Football & Vase Collision
- Beowulf
- · Replies 7 ·
Solving Magnet Problems: Minimum Magnetic Field for Horizontal Northward Motion
- wisper
- · Replies 3 ·
Projectile motion - time taken to hit the ground
- xckycheezwhizx
- · Replies 2 ·
How to Calculate Time Required for Investment to Quadruple at 7.1% Interest
- courtrigrad
- · Replies 6 ·
Determine Value of Trig Functions
- aisha
- · Replies 6 ·
Solving for Force with Hooke's Law: What Am I Doing Wrong?
- catch.yossarian
- · Replies 2 ·
Solving for Cotangent using Cosine and Pi
- aisha
- · Replies 16 ·
Theorems Related to Max Sums & Perimeters/Areas of Circles
- recon
- · Replies 4 ·
Calculating Projectile Velocity in Russian Roulette: Bill Bored's Risky Game
- ccf788
- · Replies 2 ·
Exam Practice Problems: Solving for Time, Speed, and Velocity
- burg
- · Replies 5 ·
Probability of Rolling Sum > 8 w/ Dice: Calculating Probability & Avg Rolls
- KingNothing
- · Replies 5 ·
Really needed info. Saprkling Ice?
- PhrozenDS
- · Replies 3 ·
Kinematics Rolling motion off a cliff
- Varaia
- · Replies 4 ·
Asset Market and Arrow-Debreu equilibrium
- TonyAlmeidaAtLSE
- · Replies 2 ·
Binomial distribution smallest value
- bob4000
- · Replies 2 ·
How Do You Derive the Derivative of y=sin^3(1-2x)?
- kreil
- · Replies 3 ·
Question regarding alternating current
- Sanosuke Sagara
- · Replies 2 ·
Geometry: several problems. Try
- Nguyen Thanh Nam
- · Replies 2 ·
Find velocity of puck and octopus
- Kdawg
- · Replies 4 ·
How transformers actually operate
- sp00ky
- · Replies 7 ·
Calculating Forces: Car Stopping & Box Moving
- claralax
- · Replies 12 ·
Solving Magnetism Problems: Selecting Variables for Data Table
- Lorax
- · Replies 2 ·
Divergence Theorem for the Curl
- meteorologist1
- · Replies 11 ·
Solve for a with P(0 < z < a)=0.2 | Math Help
- ms. confused
- · Replies 2 ·
Solve Current Formula: I=nqAv | HELP
- Yapper
- · Replies 6 ·
Solving Special Relativity: Calculating Time Dilation for a Moving Observer
- Exulus
- · Replies 25 ·
Spring with constant k cut in two
- vancoland
- · Replies 4 ·
What is the Derivative of xlnx and Why is it 1 + lnx?
- Shay10825
- · Replies 24 ·
Extremely hard physics problem Help
- BlasterV
- · Replies 8 ·
Question on Waves: Pulse Scattering in Dispersion Medium
- orange
- · Replies 4 ·
Maximizing Volume of a Container Using Quadratic Equations
- Sombra
- · Replies 14 ·
Building Mouse Trap Cars for Physics Exams: Tips and Hints
- Tabe
- · Replies 2 ·
Calculating Final Temperature: Enthalpy of Fusion vs Specific Heat
- bomba923
- · Replies 4 ·
Calculating Resistance Force of a Car Driven at 76km/h with 48 kW Engine Power
- darkys
- · Replies 5 ·
Stefan-Boltzman's radiation law problem
- steveurkell
- · Replies 2 ·
Calc. r & Compare Centrifugal & Magnet Force
- Lorax
- · Replies 6 ·
Find the maximum frequency for which the block and piston will be in contact
- radtad
- · Replies 2 ·
Solve Word Problem: Jane Running at 5.6 m/s, How High Can She Swing?
- ccf788
- · Replies 2 ·
Chemistry problem solving (neutralisation)
- A_I_
- · Replies 2 ·
What Interesting Math Topic Can a Grade 12 Student Teach for a Class Project?
- Parth Dave
- · Replies 6 ·
Frequency of Train Whistles: 3.70 Hz
- Kawrae
- · Replies 2 ·
Proving 2^n < n! using Induction: Where to Start?
- joshanders_84
- · Replies 3 ·
Taylor series exp. & a couple of other questions
- DivGradCurl
- · Replies 1 ·
What is the speed of a proton after moving in a uniform electric field?
- NeoKrypt
- · Replies 2 ·
Giancoli 5th Edition Solutions Ch 13 - Get Answers Now
- Arlamos
- · Replies 2 ·
How Do You Find Displacement, Velocity, and Acceleration in Oscillatory Motion?
- nemzy
- · Replies 4 ·
Calculate b/2m for Damped Oscillations of 1.00 m Pendulum at 18.0°
- nemzy
- · Replies 3 ·
Calculating Tension in a Swinging Rope: Centripetal Force Explained
- JWest
- · Replies 2 ·
How to find increasing and decreasing intervals of a biquadratic function?
- courtrigrad
- · Replies 3 ·
Csc theta=-17/15, cot beta=-3/4 find exact value HELP HELP HELP
- aisha
- · Replies 13 ·
How do I determine the area within 0.5 standard deviations of a given z-value?
- ms. confused
- · Replies 2 ·
Forced Oscillations: Period & Amplitude Calculation
- nemzy
- · Replies 3 ·
Solving for Tangential Speed of a Uniform Bar
- wlvanbesien
- · Replies 4 ·
Rotational Motion/Angular Momentum
- PhysicsNewb
- · Replies 2 ·
Can Freezing and Melting Water Warm a Home? Answers Here!
- Danko
- · Replies 4 ·
Does Water's Permittivity Affect the Dissolving Process of NaCl?
- briton
- · Replies 2 ·
What force does Pete exert on the rope?
- Kdawg
- · Replies 6 ·