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Physics
Krešimir Bradvica's user avatar
Krešimir Bradvica's user avatar
Krešimir Bradvica's user avatar
Krešimir Bradvica
  • Member for 4 years, 5 months
  • Last seen more than a month ago
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39
Does the halflife time of a radioactive material decrease if its temperature increases?
Aug 16, 2020
22
When we say 'Andromeda galaxy is 2 500 000 light years away from us' do we mean 'now' or in a far past?
Jan 19, 2022
19
Would the emission lines of a very distant galaxy show not many traces of heavier elements as that part of the universe was very young?
Jan 29, 2022
15
If the escape velocity at the event horizon is the speed of light does it mean that slower bodies won't move away at all?
May 27, 2022
8
If the probability of a point (photon) hitting another point (electron) is zero why do they collide?
Sep 18, 2021
7
Can photons with same energies have different amplitude?
Feb 21, 2020
3
Do redshifted galaxies with $z>1$ look like bigger because red light has a larger diffraction angle?
Feb 15, 2020
3
Can gravity weaken due the inflation of the universe?
Apr 4, 2020
3
Suspecting that the universe is even more bigger
Sep 5, 2020
3
Are rotating black holes producing a frame dragging effect inside the event horizon?
Jul 9, 2022