Topic — Kinematics and dynamics of spacetime at high speeds.
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20
Linked atoms
96 linked atoms.
20 Special relativity
- Astronaut travelling to Proxima Centauri
- Caterina travelling to Alpha Centauri
- What is an event
- Relativistic velocity composition
- Length contraction
- From Galileo to Einstein
- From the gamma factor to velocity (proton)
- From the Doppler ratio to velocity
- Gravitational time dilation
- Relativistic western duel
- E = mc²
- Relativistic Doppler effect
- Worked example — Condor versus rocket
- Worked example — The Higgs boson at 0,8c
- Science fiction, c multiplied by ten
- Galileo versus Einstein
- Einstein’s postulates
- The low-velocity limit
- The muon from cosmic rays
- The twin paradox
- The train and the gap in the rails paradox
- The train and tunnel paradox
- The paradox of light
- The Minkowski plane and the light cone
- The pion in flight
- The equivalence principle
- The physical meaning of the three classes
- Mr Rossi goes to the theatre
- The relativistic solenoid
- The triangle trick
- The traveller at the cinema
- The lift in free fall
- The expansion of the universe
- The ether and the Michelson-Morley experiment
- The Minkowski invariant
- Invariance, the true heart of relativity
- The light clock
- The relativistic time bomb
- Time dilation
- The inverse triangle inequality
- The simultaneity formula
- The rabbit race
- Hubble’s law
- Relative simultaneity
- The Lorentz transformations
- The three hypotheses
- Reading the gamma(v) graph
- Invariant mass of two photons
- Dark matter and dark energy
- The Schwarzschild metric and black holes
- No signals faster than light
- Gravitational waves
- Problem — Velocity composition (electron)
- Problem — Composition via Doppler
- Problem — Contraction of a rod
- Problem — Contraction of a spaceship
- Problem — Minkowski diagram of a rocket
- Problem — Proof of the energy-momentum invariant
- Problem — Western duel: explicit calculation
- Problem — Rest energy of the electron
- Problem — Energy of a fission bomb
- Problem — Lorentz factor at 0,6c
- Problem — Lorentz factor of the muon
- Problem — Tunnel at 0,8c
- Problem — The barn and the pole
- Problem — Quantitative GPS
- Problem — The reference frame of minimum time
- Problem — Spacecraft and the beeps
- Problem — Particle or photon
- Problem — Why no mass reaches c
- Problem — Which twin diagram
- Problem — Ranking Lorentz factors (four spaceships)
- Problem — Redshift of a galaxy
- Problem — Gravitational redshift on Everest
- Problem — Ruler moving at 0,6c
- Problem — Simultaneity (true or false)
- Problem — Estimate of the relativistic GPS correction
- Problem — A red traffic light seen as green
- Relativistic momentum and the energy-momentum invariant
- Four events and the inverse inequality
- Ranking Lorentz factors (0,1c–0,99c)
- Ranking Lorentz factors (three particles)
- Ranking rest energies
- Kinematic delay of GPS clocks
- Challenge, the twin paradox
- Simultaneity of the lamps on the train
- SR of simultaneity and co-spatiality
- Fermi estimate, one gram of matter
- Spacelike or timelike
- Timelike, spacelike, lightlike
- A relativistic timer
- Natural units
- Velocity for gamma equal to 2
- Relativistic true or false