Recent questions in Special Relativity

+4 votes

0 answers

How long does it take for the "light" to travel to earth?

asked Sep 14, 2022 in Special Relativity by billzee

+10 votes

0 answers

What is the usefulness of knowing how to raise and lower indices in special relativity (raising/lowering with metric tensor)?

asked Sep 13, 2022 in Special Relativity by Mick pullmax

+13 votes

0 answers

What is beyond our solar system? What is the current best method for faster-than-light travel?

asked Sep 13, 2022 in Special Relativity by gymnastproject

+11 votes

0 answers

What’s the speed of light at 0 Kelvin?

asked Sep 13, 2022 in Special Relativity by RadiantTwilight

+307 votes

0 answers

What is the formula for velocity as a function of time when an object was subject to constant acceleration?

asked Sep 12, 2022 in Special Relativity by ???®?©?€

+18 votes

0 answers

What is the velocity in terms of time if it moves by the relation a=2v?

asked Sep 12, 2022 in Special Relativity by Liam2000uk

+8 votes

0 answers

Why do objects appear redder when they move away from you at a speed faster than the speed of light?

asked Sep 11, 2022 in Special Relativity by micktheminer

+93 votes

0 answers

Why and when can the Earth be considered an inertial reference frame?

asked Sep 11, 2022 in Special Relativity by Dale76uk

0 votes

0 answers

Can we time travel with lights (because we can't go faster than the speed of light)?

asked Sep 11, 2022 in Special Relativity by QuantumDreamer

+103 votes

0 answers

If we could travel at light speed, would we be able to see the whole universe? Why don't we see other galaxies moving away from us while they are supposedly traveling at their own light speeds?

asked Sep 10, 2022 in Special Relativity by Rebecca Nash

+48 votes

0 answers

How can an object be in two places at once if we know where it is? Can we measure its position and velocity at the same time?

asked Sep 10, 2022 in Special Relativity by Diane Timber

+182 votes

0 answers

If an object travels at a speed of v in one direction then it travel at a speed of v in other direction, does that mean the change in speed equals to zero?

asked Sep 10, 2022 in Special Relativity by diamedes

+94 votes

0 answers

Has faster than light travel been completely ruled out?

asked Aug 20, 2022 in Special Relativity by diamedes

+8 votes

0 answers

What would happen to us if we jumped into hyperspace at near light speeds and then returned to normal spacetime?

asked Aug 20, 2022 in Special Relativity by Matthew78

+15 votes

0 answers

The Minkowski space is symmetric. What could be the implications of a future light cone larger than the past light cone? What would that entail?

asked Aug 20, 2022 in Special Relativity by MrG1961

+38 votes

0 answers

What are things that can go faster than the speed of light? If so, what are they called and what is their purpose in nature?

asked Aug 20, 2022 in Special Relativity by dinkydo

+25 votes

0 answers

Does length contraction apply to the spaceships and rope in Bells paradox? Does the string break and explain why, e.g., with a spacetime diagram from the POV of the spaceship?

asked Aug 20, 2022 in Special Relativity by UnicornPower693

+123 votes

0 answers

What is the evidence for why the speed of light is accepted as a universal constant, and what are the implications for physics if it is compared with other constants like Planck's constant?

asked Aug 19, 2022 in Special Relativity by confirmfuneral

+51 votes

0 answers

Does time slow down when you do a warp drive travel faster than light?

asked Aug 19, 2022 in Special Relativity by fooman

+235 votes

0 answers

What is the heaviest thing that can travel faster than the speed of light?

asked Aug 19, 2022 in Special Relativity by RadiantHorizon

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