Special and General Relativity Forum

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Join in expert discussion on special and general relativity discussion. Relativity is the dependence of various physical phenomena on relative motion of the observer and the observed objects.
Undergrad Cutoff Point for Relativistic Effects
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Undergrad How is E=mc^2 connected to the speed of light?
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Undergrad Where does gravity get its energy from?
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Undergrad Understanding Gravity and Mass: A Confusing Concept Explained
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Undergrad Understanding Time Dilation in Special Relativity
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Undergrad How does the swimmer analogy explain the movement of light in the ether?
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Undergrad Understanding Momentum: What Happens When Insufficient Force is Applied?
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Undergrad Relative Velocities A & B: 5MPH Each
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Undergrad A & B's Time Paradox: A Space-Time Conundrum
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Undergrad Question about light speed (is velocity cumulative?)
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Undergrad Weak and strong equivalence- what is the difference really?
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Undergrad Target Distance and Light Travel: The Impact on Spatial Position
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Undergrad Why does a travelling twin age slower but not get shorter?
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Undergrad Acceleration and time question
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Undergrad Explaining Special Relativity's Time Dilation
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Undergrad Thought experiment about Simultaneity
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Undergrad Would we as humans ever be able to travel close to the speed of light?
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Undergrad Solving Velocity Addition Formula: 0.75c+0.75c = 0.96c
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Undergrad What is the Lorentz contraction equation for bodies at relativistic speeds?
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Undergrad Proton Mass-Energy: E=mc^2 Explained
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Undergrad Light, dielectric medium, c, wavelength
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Undergrad Need help understanding the twins
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Undergrad Object's mass does not increase as it approaches the speed of light?
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Undergrad Gravitational Force: Evidence & Distance
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Undergrad Electric field and light and stuff
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Undergrad Mass at equator versus mass at pole
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Undergrad The aether was a flawed experiment?
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Undergrad Help with energy-mass equivalence
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Undergrad A and B are twins,A notice B moving away from him with velocity v
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Undergrad F = qvB in Relativity: A Charge in Magnetic Field
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Undergrad Can a moving observer detect a magnetic field from a stationary electric charge?
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Undergrad A 13-Year-Old's Physics Dilemma
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Undergrad Did Gravity Impact the Time Travel of Sergei Krikalyov?
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Undergrad Relativity & Mass Increase: Is it Just a Momentary Expansion?
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Undergrad Is this an Ill-posed Question?
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Undergrad Relativity and Inertia - An Exploration
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Undergrad Catching a Train: Physics & Possibilities of Hitchhiking
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Undergrad Has anybody read this book on relativity?
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Undergrad Does Hubble's law implies accelerated expansion?
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Undergrad Conservation of Mass: Is It True?
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Undergrad Explaining the Inverse Square Law of Gravity
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Undergrad Has Gravity Probe B proved framed dragging
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Undergrad Question about relativity example
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Undergrad Time dilation at an unchanging velocity
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Undergrad What is the effect of aging during space travel?
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Undergrad Time Dilation and Future Interstellar Travel
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Undergrad Why Does Time Seem to Slow Down When Checking a Clock Mid-Tick?
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Undergrad Question about how the speed of light is constant
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Undergrad Time dilation and the photon clock
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Undergrad Four Dimensions: The Key to Understanding Existence
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Undergrad Deriving the Michelson Interferometer Equation: d_m = (m[lambda])/2
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Undergrad Traveling faster than the speed of light?
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Undergrad Is there evidence that relativity contradicts Newton's 3rd law?
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Undergrad What happens with a 'Light in a box theory'
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Undergrad Is there a name for this equation?
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Undergrad Solution to Time Dilation Problem
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Undergrad Redshifting Help - Understand the Doppler Effect of Light Waves
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Undergrad Proof of Relativity: Understandable without Physics/Maths
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Undergrad Constance of speed of light and refraction index question
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Undergrad Beginner's Light Clock question
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Undergrad Gravitational Attraction of Motionless Masses
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Undergrad Space-Time Diagrams: Explaining & Setting Up
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Undergrad I finally figured out how to ask my question
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Undergrad Who is in Motion: Two People, Constant Rate
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Undergrad Explaining the Constant Speed of Light in Special Relativity: A Beginner's Guide
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Undergrad Understanding the Speed of Force: Instantaneous vs. Speed of Light
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Undergrad Red shift and the train thought experiment
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Undergrad Energy Storage & Mass Change: Is There a Link?
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Undergrad Objects at the Speed of Light question
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Undergrad Introduction to SR: Inertial Frame of Reference Explained
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Undergrad Just when I started to get things straught in my head.
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Undergrad No problem, glad I could help! :smile:
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Undergrad Does Gravity "Lose" Pulling Power?
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Undergrad Is it realy true that nothing can travel faster than light? if so, why?
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Undergrad Floating in Space: Can Humans Create Their Own Orbits?
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Undergrad Mass and Speed in Special Relativity
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Undergrad How fast are we really moving?
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Undergrad What is the difference between the equivalence principle and Newton's third law?
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Undergrad Extended Coulomb's Law: Need Help w/ LaTeX
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Undergrad Simultaneity of events in 2 dimensions
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Undergrad General Relativity for Dummies
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Undergrad Confused by an example in Brian Greene's book and SR in general
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Undergrad Special relativity fundamental question
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Undergrad Light & Time Travel: Can the Light See Us Stopped?
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Undergrad When adding up velocities, is it possible to produce 1+1=1?
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Undergrad Is this explanation of E=mc^2 correct or incorrect and why?
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Undergrad Can I really not tell if I am in motion?
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Undergrad How Does Distance from Earth Affect Our Perception of Time?
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Undergrad Thought Experiment on perfect strings
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Undergrad What happens when a black hole is a certain size?
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Undergrad Can Time Exist Without Mass in the Universe?
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Undergrad From where comes Gravity energy?
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Undergrad Simulating relativity in a velocity verlet algorithm
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Undergrad What does it mean if a transformation is 'linear'?
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Undergrad Alpha centuri .4 light year relative to who?
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Undergrad What is the Twin Paradox and How Does Space Affect Time?
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Undergrad Some Questions on Time Dilation.
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Undergrad Light move away from the emitter at 1.00 c ?
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Undergrad What is the reason for Gravity ?
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Undergrad When does Newton's Gravitation fail us?
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