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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Can Plastic Conduct? Why or Why Not?
- tin llenaresas
- · Replies 1 ·
Is hydrogen a metal, nonmetal or a metalloid?
- tin llenaresas
- · Replies 2 ·
Why is Hydrogen Considered a Nonmetal?
- tin llenaresas
- · Replies 2 ·
AP physics Newton's motion questions is my answer correct?
- r3dxP
- · Replies 2 ·
HOw many solutions does this echelon matrix have? Mine isn't right :\
- mr_coffee
- · Replies 5 ·
Basketball throw physics Problem
- sundrops
- · Replies 27 ·
My final Diff Eq question for now
- stunner5000pt
- · Replies 7 ·
Verify that a vector is an eigenvector of a matrix
- Benny
- · Replies 4 ·
Solving Freely Falling Body Problem: 17th Floor & 18.0 in. Ventillation Box
- lunarskull
- · Replies 10 ·
Degree of Freedom Formula for Molecules with n Atoms
- kidia
- · Replies 4 ·
Calculating Mass of Precipitated Silver Bromate in Water
- m0286
- · Replies 5 ·
Quadric Surfaces: Definition & Examples
- qqchico
- · Replies 3 ·
Does exponential take over cosine?
- EvLer
- · Replies 2 ·
Why Am I Struggling with Force Problems in Physics?
- kris24tf
- · Replies 13 ·
How Do I Find h-min in a Box-on-Incline Physics Problem?
- jahz
- · Replies 2 ·
Following limit is to be evaluated
- thenewbosco
- · Replies 4 ·
Can someone start this problem for me?
- lunarskull
- · Replies 6 ·
How Do Drag and Gravity Affect Projectile Motion?
- Warr
- · Replies 1 ·
Finding Zero Potential Points on the x-axis with Two Charges
- andy2004
- · Replies 3 ·
Probability random selection Question
- Lukedawgus
- · Replies 4 ·
What Capacitor Values Solve This AC Circuit Problem?
- bemigh
- · Replies 3 ·
Solve Exponential Function: 2 Questions | Help Needed
- love_joyously
- · Replies 18 ·
Kinematics problem- seems easy but having trouble
- G01
- · Replies 3 ·
Help needed on statics, and also to check my answers
- Danny_c
- · Replies 13 ·
Conic sections: what can I expect?
- Atomos
- · Replies 4 ·
Help With Physics Chapter Test - Gwyneth's Desperate Plea
- gwynethrosie
- · Replies 5 ·
How do I solve exponentials with base e?
- LinkMage
- · Replies 6 ·
Cop's Accel and speeder's velocity?
- stealthhatch
- · Replies 4 ·
How Close Does a Proton Get to an Infinitely Long Line of Charge?
- gmuniz
- · Replies 1 ·
Investigating Redox Reactions Involving Potassium Permanganate
- dajugganaut
- · Replies 1 ·
Concurrent Forces: Help w/ 12.0kg Bucket & 100° Angle
- brandon1
- · Replies 3 ·
Understanding Line Parametrization - Explanation and Examples
- ranger1716
- · Replies 4 ·
Solving Wave Equation with Elastic Rods: u(x,t)
- stunner5000pt
- · Replies 7 ·
Solving 1st Order ODE: f(s) = -F(s)ln(s^2 + 1)/2 + C
- link2001
- · Replies 1 ·
Investigating Helium Ion's Wavelength Transition
- matpo39
- · Replies 1 ·
What Does [f(p) - f(a)]/(p-a) Approach as p Approaches a for f(x) = x^3?
- mr_coffee
- · Replies 2 ·
How Can I Derive x = (sqrt(2h/g))v from h = .5gt^2 and x = vt?
- blue88
- · Replies 9 ·
What is the inverse Fourier transform of e^{-|x|}?
- MrSeaman
- · Replies 3 ·
Describing Span of Set in P4 Vector Space
- rad0786
- · Replies 8 ·
How do I find the Fermat Equation for a parabola in optics?
- CaptainQuaser
- · Replies 2 ·
Prove 3 Vectors Not Coplanar: Linear Algebra Exam
- kaalen
- · Replies 7 ·
Pythagorean theorem and vectors
- jai6638
- · Replies 6 ·
Exam exercises: Quantum mechanics
- kaalen
- · Replies 5 ·
How Do You Graph y=cos(π/3)(x-1)?
- özge
- · Replies 16 ·
Confused by a High School Physics Problem? Discover the Missing Equation!
- physmurf
- · Replies 3 ·
Help with Vectors in R^3 - Noob Question
- sibiryk
- · Replies 7 ·
Calculating Average Speed: Point 1 to Point 2 and Back, Using Identical Path
- thursdaytbs
- · Replies 4 ·
Easy Ways to Calculate Error in Addition & Multiplication
- SS2006
- · Replies 10 ·
Solve a Challenging Kinematics Question: Depth of a Shaft after 6.2 seconds
- Intr3pid
- · Replies 8 ·
Problems with some work problems
- powp
- · Replies 6 ·
When to use each of these equations
- tubworld
- · Replies 2 ·
Simple Harmonic Motion/Wave Motion
- pippermay
- · Replies 2 ·
Solving Complex Differential Equations: What Are the Steps?
- Icebreaker
- · Replies 5 ·
Direction of Impulse: Final Momentum vs Initial Momentum
- tubworld
- · Replies 5 ·
Proving Equivalence and Function Equality in Real Analysis
- SomeRandomGuy
- · Replies 2 ·
Calculating Distance Traveled by a Car's Sound Emission
- Eng67
- · Replies 2 ·
Resolve Paradox: Relativistic Snake Cut or Unhurt?
- runevxii
- · Replies 3 ·
What Makes Some 12V Batteries More Dangerous Than Others?
- imblum
- · Replies 3 ·
How Can Scalars Represent Any Linear Transformation in R^3?
- loli12
- · Replies 1 ·
Calculating Magnetic Fields and Induced EMFs: Help Needed!
- WY
- · Replies 3 ·
How Many Participants Can Have Unique Task Scores in a Math Competition?
- klawesyn28
- · Replies 2 ·
Help for Struggling High School Physics Student
- adver
- · Replies 5 ·
Research and design a model hovercraft
- steph6009
- · Replies 9 ·
How can I integrate a sinusoidal current in an L-C circuit undergoing resonance?
- Ivegottheskill
- · Replies 5 ·
How to Determine the Equation of a Curved Line of Best Fit?
- F.B
- · Replies 1 ·
Interpreting Velocity Components in a Non-Head On Collision
- twofish
- · Replies 2 ·
Solving Friction Problem in Physics - Cns/Oslo
- Oslo
- · Replies 3 ·
Implementing Various Calculations ith only + and - in c++
- ermines
- · Replies 21 ·
How Can You Efficiently Calculate x from y = log2(x)?
- macilak
- · Replies 1 ·
Really with projectice problems
- Petrikovski
- · Replies 1 ·
Train and Bird Collision: Calculating Trips and Distance
- Rock00
- · Replies 2 ·
Relativity Question: Light Moving at 2 Speeds at Once?
- Chiko
- · Replies 7 ·
Velocity and displacement question
- Steven-
- · Replies 3 ·
Solve Coefficient of Kinetic Friction Problem: 6m/s, 25° Angle
- brian0885
- · Replies 1 ·
Very simple gravity question on another planet.
- trancekid
- · Replies 2 ·
Vector Displacement Resultant Calculation
- jai6638
- · Replies 18 ·
Question About Cards: Find Probability of Guessing 0, 2, or 4 Right
- Alexsandro
- · Replies 1 ·
Projectile Motion (Displacement and Velocity vector)
- SS2006
- · Replies 14 ·
How Do You Calculate the Speed of Air Over a U-Tube?
- thenewbosco
- · Replies 3 ·
Very confused about this seemingly simple probability question
- JasonJo
- · Replies 2 ·
Projectile Motion Baseball Problem
- pyromaniac2
- · Replies 3 ·
Err, real easy problem but what'd he(or I) do wrong
- schattenjaeger
- · Replies 1 ·
What Is the Probability a Driver Returns to Their Original Lane After 4 Minutes?
- Alexsandro
- · Replies 3 ·
What is the structure of ethyl ethanoate?
- Abodunrin05
- · Replies 2 ·
Where should the teacher be for the egg to drop on their head?
- courtrigrad
- · Replies 2 ·
How Can You Calculate Acceleration on an Inclined Plane with Friction?
- Impathy
- · Replies 7 ·
How Fast Was the Car Going When It Flew Off the Cliff?
- avenue
- · Replies 1 ·
Free way Sign Problem - Statics
- Naeem
- · Replies 5 ·
Solving System of ODEs: A Puzzle
- Tony11235
- · Replies 2 ·
Solve Problem at Traffic Intersection: Can You Make It Through?
- sens_freak_18
- · Replies 1 ·
Solve Vibrating String Differential Equation with d'Alembert's Method
- stunner5000pt
- · Replies 2 ·
Solving 4-Momentum Problem: Determining Threshold for Triplet Production
- coregis
- · Replies 2 ·
Deriving the Critical Angle Equation for a 45, 45, 90 Triangle in Physics Lab
- Romperstomper
- · Replies 2 ·
Calculus of parametric equations (finding surface area)
- jrg_pz
- · Replies 1 ·
Calculating Electric Fields in a Gieger Counter
- choole
- · Replies 2 ·
Relative Motion Calculations: Solving for Time and Heading
- 404
- · Replies 4 ·
Calculating Thermal Expansion and Young's Modulus: A Scientific Inquiry
- ice87
- · Replies 3 ·
Matrice, solving the system, need to put it in right form
- mr_coffee
- · Replies 3 ·
Vector Space & Vector Subspaces
- rad0786
- · Replies 14 ·
Geometric Proof of Dot Product: |A dot B| ≤ |A||B|
- derekmohammed
- · Replies 5 ·