- Does time stop in a black hole?
- Who has died in a black hole?
- Can a black hole die?
- How many dimensions do we live in?
- Is dying in a black hole painful?
- Does a black hole have size?
- Can a black hole kill you?
- Could we be living in a black hole?
- How can you kill a black hole?
- What is the lifespan of a black hole?
- Do wormholes exist?
- How far from a black hole is safe?
- How much can a black hole eat?
- How many dimensions does a black hole have?
- What is inside a Blackhole?
- What happens if a black hole swallows Earth?
- What happens if you go inside a black hole?
Does time stop in a black hole?
From the viewpoint of an observer outside the black hole, time stops.
For example, an object falling into the hole would appear frozen in time at the edge of the hole.
Inside a black hole is where the real mystery lies.
No force in the universe can stop this fall, any more than we can stop the flow of time..
Who has died in a black hole?
Stephen HawkingStephen Hawking, the prodigious British theoretical cosmologist who became an international celebrity, died at his home in Cambridge, U.K., early today, at the age of 76.
Can a black hole die?
The energy for this comes from the black hole, so the black hole slowly loses energy, and mass, by this process. Eventually, in theory, black holes will evaporate through Hawking radiation. But it would take much longer than the entire age of the universe for most black holes we know about to significantly evaporate.
How many dimensions do we live in?
In everyday life, we inhabit a space of three dimensions – a vast ‘cupboard’ with height, width and depth, well known for centuries. Less obviously, we can consider time as an additional, fourth dimension, as Einstein famously revealed.
Is dying in a black hole painful?
While some have hypothesised that ‘death by black hole’ would involve a painful roasting, generally, physicists agree that if you get too close to the event horizon, your body would be ‘spagettified’ as the gravitational tidal forces stretched you apart.
Does a black hole have size?
Stellar-mass black holes are typically in the range of 10 to 100 solar masses, while the supermassive black holes at the centers of galaxies can be millions or billions of solar masses. The supermassive black hole at the center of the Milky Way, Sagittarius A*, is 4.3 million solar masses.
Can a black hole kill you?
But that all changed in the early 1990s when different research teams in Canada and the US discovered a second singularity called a “mass inflation singularity.” It still has a strong gravitational pull, but it would only stretch you by a finite amount, and potentially NOT kill you in the process, meaning, you might …
Could we be living in a black hole?
A black hole is an object so dense that not even light can escape it. … Some researchers believe the universe emerged from the collapse of a star in a very different reality with five dimensions, meaning our reality was created by a black hole which we could still be living inside.
How can you kill a black hole?
Black holes, the insatiable monsters of the universe, are impossible to kill with any of the weapons in our grasp. The only thing that can hasten a black hole’s demise is a cable made of cosmic strings, a hypothetical material predicted by string theory.
What is the lifespan of a black hole?
A black hole with the mass of the sun will last a wizened 10^67 years. Considering that the current age of our universe is a paltry 13.8 times 10^9 years, that’s a good amount of time.
Do wormholes exist?
A wormhole is a tunnel-like connection through space-time, much like the real tunnels bored by worms in a (Newtonian) apple. At present, space-time wormholes are only theoretical constructs derived from general relativity; there is no experimental evidence for their existence.
How far from a black hole is safe?
The closest known black hole, called 1A 0620-00, is 3,000 light- years away. For comparison, our nearest stellar neighbor is 4.2 light-years away.
How much can a black hole eat?
The fastest-growing black hole in the universe is 34 billion times the mass of our Sun. And, to top it off, it eats the equivalent of one sun — every day. This double the amount that it was estimated to be gobbling up just a month ago.
How many dimensions does a black hole have?
four dimensionsBlack holes are messy in four dimensions. But add a fifth, and a black hole could shatter the laws of physics, scientists have shown.
What is inside a Blackhole?
The event horizon is where the escape speed exceeds the speed of light: you’d have to be going faster than light (which is impossible for any bit of matter) to escape the black hole’s gravity. Inside the event horizon is where physics goes crazy. … A singularity is what all the matter in a black hole gets crushed into.
What happens if a black hole swallows Earth?
Although because their gravitational fields can affect a planet from a large distance, they could be dangerous even without a direct collision. If a typical stellar-mass black hole were to pass in the region of Neptune, the orbit of the Earth would be considerably modified, with dire results.
What happens if you go inside a black hole?
Of course, no matter what type of black hole you fall into, you’re ultimately going to get torn apart by the extreme gravity. No material, especially fleshy human bodies, could survive intact. So once you pass beyond the edge of the event horizon, you’re done.