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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Is there a free alternative to MathType and Math Writer?
- Agnostic
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Calculating Acceleration to Avoid Collision of Enterprise & Klingon Ship
- kirbykirbykirby
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Calculating Equilibrium Angle for Charged Sphere on Silk Fiber
- nateastle
- · Replies 5 ·
Plotting a Vertical Velocity Graph for a Given Situation
- Thunderer
- · Replies 6 ·
Problem involving gravitational constants
- Xkaliber
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Do Inclined Plane Calculations Use Degrees or Radians?
- Ascetic Anchorite
- · Replies 23 ·
How Can You Optimize a Trebuchet for Maximum Range?
- deltronzero
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How Does Top Gun Accurately Depict the Physics of a Flat Spin?
- DownSetDana
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Resultant displacement and angle
- bearhug
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One dimensional motion problem =/
- Double D Edd
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Magnitude of electric field - Problem check
- duki
- · Replies 1 ·
Calculating Displacement of a Charged Particle in a Constant Electric Field
- duki
- · Replies 11 ·
Finding the Position of a Particle at the Instant it Changes Direction
- bearhug
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Positive charge distributed uniformly along y axis
- nateastle
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Coconut Movement in Ocean Waves
- Delzac
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Intensity and Interference of Light Beams
- aiglosicicle
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What Determines the Evolutionary Path of Stars?
- nath_quam
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What is the method for finding the resultant of displacement vectors?
- Rawr
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How could spring water lift a person?
- scalar
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Am I supposed to be thinking of the Pythagorean Theorem?
- User Name
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Solving the Electric Field at Center of Square: Magnitude & Direction
- GenMipps
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What Determines the Direction of Friction in Physics Problems?
- coreankim
- · Replies 7 ·
C 12 physics problem: Water speed and duration of impact
- faceblah
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Calculating Coulombs of Charge in Water
- Valhalla
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What is the Maximum Altitude of a Bullet Fired Straight Up?
- Arbitrary
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Electric Field at Midway Point of Two Opposite Charges
- GenMipps
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You all are such a blessing I .
- duki
- · Replies 11 ·
Distance Covered by Puck A at Collision
- Kalie
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Motorcycle Catches a Car (Acceleration)
- Kalie
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How Do You Calculate the Maximum Axial Compressive Load for a Steel Punch?
- eddyb
- · Replies 1 ·
Simple question about specific heat
- Signifier
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Can Vector-Valued Functions Accurately Model Particle Motion in Two Dimensions?
- opticaltempest
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Was Physics Misrepresented in the Movie Apollo 13?
- Missy81590
- · Replies 24 ·
What Is the Minimum Height of a Rear-View Mirror to See the Entire Rear Window?
- sweetgirl86
- · Replies 4 ·
Solving Jumping Bean Physics Problems
- shoook
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Easy Electical potential problem i cant do
- ELHEK
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Electric flux through a cube problem
- erik-the-red
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Having a little trouble, very typical question
- DB
- · Replies 9 ·
Helical Spring Question: Determining Distance & Velocity in Vibrating Mass
- eddyb
- · Replies 21 ·
Radioactivity of an unknown isotope
- khy86
- · Replies 3 ·
Pendulum mass and Newton's second law
- moomoocow
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Momentum, impulse, and power definitions
- pavadrin
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Egg Drop Project: How to Make it Work?
- physics=cool
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Why Do Students Struggle with Resolving Forces?
- kindaichi
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Building an Efficient Submarine: Tips and Factors for a Successful Race
- mysassygirl
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Converting a Longitudinal Wave Displacement-Time Graph into a Distance Graph
- yipkawa
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Is this statement about the orbit of the moon true?
- lebbo
- · Replies 10 ·
Dont Understand how to Figure out this columbs law question.
- Papak
- · Replies 2 ·
Mission: Impossible - The Movie
- H0pe_LRomantix
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How Do You Calculate the X Component of Force in Coulomb's Law?
- nateastle
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Critique My Proof-Writing: Tips from Analysis 4th Ed. by Steven Lay
- opticaltempest
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Normal force on inclined planes.
- coreankim
- · Replies 12 ·
Motion of a jumper - Find the mass
- Jess048
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Calculating Displacement Vectors: Solving Problems in St. Louis and at Sea
- taylor89
- · Replies 9 ·
Action/reaction force in relation to Newton's 3 law
- student12phys
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Help with Problem (Complicated Kinematics)
- AuraofMana
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Having trouble using bernoulli eq.
- WyldFyr
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Field and Waves Electromagnetics books
- big man
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Why Does Air Resistance Increase with Velocity in Freefall?
- danago
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Calculating Total Charge Flowing Through Circuit
- Valhalla
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Electric field at the center of a square homework
- erik-the-red
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Question that I answering [projectile motion]
- bee24
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SHM question and Current question.
- al_201314
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Calculating Centre of Mass with Added Weight on a Station Wagon
- John O' Meara
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Increase in speed, decrease in time
- keinekatze
- · Replies 4 ·
How Does Polarization Affect Electric Field Calculation in a Dielectric Disc?
- Saketh
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How can I find the superposition of two vectors with a phase shift of pi/4?
- Kazza_765
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Fluid dynamics / water making a radius
- angel_of_pizza2000
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Modeling Object Motion in a Viscous Liquid: mg - kv = m(dv/dt)?
- Pseudo Statistic
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Stuck on a Water Tower Pressure Problem: Dynamic or Static?
- Idea04
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Running the red light (car physics)
- SamuraiTom
- · Replies 4 ·
I think I'm making this problem way too complicated than it really is.
- bearhug
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Why we draw the angle with y-axis?
- Aladin
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Special Relativity and Binomial Expansion
- Xkaliber
- · Replies 2 ·
Moment of inertia of a Conic Frustum
- Ascetic Anchorite
- · Replies 5 ·
Calculating Minima Spots Between Two In-Phase Speakers
- NotMrX
- · Replies 6 ·
Hydrogen Spectrum: Lyman, Balmer, Paschen & Pfund Series
- Amith2006
- · Replies 1 ·
What is the Tension in the Left Cable Holding a 2000 Pound Block at 30 Degrees?
- Cassie1014
- · Replies 4 ·
Particle statics - A bridge span
- shogunultra
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Is Entropy Zero at Absolute Zero?
- Delzac
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What is the power of the weightlift?"
- danago
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How Close Can Alpha Particles Get to a Gold Nucleus in Rutherford's Experiment?
- fatboy12341
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Velocities involved in partially inelastic collisions
- Signifier
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Analyzing Two-Dimensional Collisions: Solving for Final Velocities
- chmilne
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Simple problem:Voltage of capacitors AFTER closing a switch
- easyyy
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Is Kinetic Energy Truly Zero at Absolute Zero?
- Delzac
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Particle statistics- Three forces on force table
- shogunultra
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Refraction Angle: Find the Answer to Your Question
- StudentofPhysics
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Does Slower Flowing Fluid Experience Less Pressure Drop?
- Idea04
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Three Charged Particles in an xy-plane
- erik-the-red
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How Do Camera Settings Like Aperture and Shutter Speed Affect Exposure?
- physicsgal
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8 million uranium atoms in milligrams?
- paulhunn
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How Do You Make A Ping Pong Launcher?
- DarkWeiss
- · Replies 6 ·
Solving a 2-Dimensional Collision Problem with Momentum Conservation
- yaminohohenheim
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Solving "An Person Pushes a Box Up a Hill: A Physics Problem
- danago
- · Replies 2 ·
Electrons being fired at cold atomic hydrogen
- Saketh
- · Replies 2 ·
Solving Inclined Plane Motion: A Physics Problem
- danago
- · Replies 9 ·
Deceleration with weight and a dent? Confused
- 7Kings
- · Replies 15 ·
Column Problem Help: Calculating Length of Conical Steel Column Under Load
- teng125
- · Replies 2 ·
Stress Calculations for Girder with W(b) and A Values
- teng125
- · Replies 1 ·