Description : In Astrophysics, what name is given to a hypothetical hole in outer space from which stars and energy emerge? (1) Black hole (2) Ozone hole (3) Asteroid belt (4) White hole
Last Answer : (4) White hole Explanation: A White Hole is a hypothetical hole in outer space from which energy, stars, and other celestial matter emerge or explode. It is a theoretical celestial object into which matter is funneled from a black hole.
Description : What exactly happens when a (hypothetical) antimatter black hole merges with a 'normal' black hole?
Last Answer : I don’ know but I just almost had a ‘black out’ trying to get my head round this question.(-:
Description : What is a chunk of an asteroid broken off in outer space called?
Last Answer : a meteoroid!
Description : A chunk of an asteroid that has broken of in outer space is called a?
Last Answer : meteoroiol
Description : Black Hole is an invisible area in outer space with gravity so strong that light cannot get out of it, this property is due to?
Last Answer : Very high density
Description : If Earth were destroyed by an asteroid or fell into a black hole, what would happen to ghosts and souls that supposedly are here?
Last Answer : The souls would be released to go to heaven as do the ghosts and spirits.
Description : 'Super nova' is – (1) a comet (2) an asteroid (3) an exploding Star (4) a black hole
Last Answer : (3) an exploding Star Explanation: A supernova is a stellar explosion that is more energetic than a nova. During this short interval a supernova can radiate as much energy as the Sun is expected to emit over its ... star's material at a velocity of up to 30,000 km/s (10% of the speed of light).
Description : What is supernova ? (1) A black hole (2) A dying star (3) An asteroid (4) A comet
Last Answer : A dying star
Description : ‘Super nova’ is (1) a comet (2) an asteroid (3) an exploding Star (4) a black hole
Last Answer : an exploding Star
Description : How long until a new planet forms in the asteroid belt?
Last Answer : A very long time, it at all, because, contrary what you see in movies, the asteroid belt is not a place where you fly in with a small ship and have to vigorously dodgel big rocks to avoid ... rocks are so far apart, that it is extremely unlikely to crash into one without precisely aiming for one.
Description : One of the asteroids have fallen out of its place in the asteroid belt and is hurling towards the sun. Our earth is in its way and there is all likelihood of a collision. What can be done to prevent this collision?
Last Answer : Use the shock wave to deflect it away from earth. Which means attach three large remote controlled rockets to the asteroid turning it into a large space vehicle and move it away from a dangerous collision.
Description : Where do most of Asteroids lie? A. In asteroid belt between the orbits of Mars and Jupiter (Answer) B. In asteroid belt between the orbits of Mars and Venus C. In asteroid belt between the orbits of Jupiter and Venus D. Everywhere in the sky E. None of these
Last Answer : A. In asteroid belt between the orbits of Mars and Jupiter (Answer)
Description : An astronaut in outer space will observe sky as (1) white (2) black (3) blue (4) red
Last Answer : black
Description : Ozone layer in the outer atmosphere helps us in – (1) reflecting radio waves and makes radio communication possible (2) regulating he temperature of atmosphere (3) absorbing cosmic ray particles (4) absorbing U-V radiations
Last Answer : (4) absorbing U-V radiations Explanation: The ozone layer is a layer in Earth's atmosphere containing relatively high concentrations of ozone (03) which absorbs 97- 99% of the Sun's medium-frequency ultraviolet light.
Description : Ozone layer in the outer atmosphere helps us in (1) reflecting radio waves and makes radio communication possible (2) regulating the temperature of atmosphere (3) absorbing cosmic ray particles (4) absorbing U-V radiations
Last Answer : absorbing U-V radiations
Description : The spectral region of the electromagnetic radiation which passes through the atmosphere without much attenuation is known as: (A) Ozone hole (B) Atmospheric window (C) Ozone window (D) Black hole
Last Answer : Answer: Option B
Description : The ozone hole that has been detected lies in the atmosphere above – (1) Arctic Ocean (2) Antarctica (3) India (4) Alaska
Last Answer : (2) Antarctica Explanation: Ozone layer, that is, the layer of life-protecting ozone found at the top of the stratosphere. Ozone is formed in the earth's stratosphere and is critical to ... stratosphere and that some human-released chemicals are speeding up the breakdown of ozone in the atmosphere.
Description : The ozone hole that has been detected lies in the atmosphere above (1) Arctic Ocean (2) Antarctica (3) India (4) Alaska
Last Answer : Antarctica
Description : The mass of a star is two times the mass of the Sun. How it will come to an end? (1) Neutron Star (2) Black hole (3) White Dwarf (4) Red Giant
Last Answer : (1) Neutron Star Explanation: The mass of a star which is two times the mass of the sun turns into a neutron star. A neutron star is a type of stellar remnant that can ... entirely of neutrons, which are subatomic particles without electrical charge and with slightly larger mass than protons.
Description : The mass of a star is two times the mass of the Sun. How it will come to an end ? (1) Neutron Star (2) Black hole (3) White Dwarf (4) Red Giant
Last Answer : Neutron Star
Description : Is an An asteroid traveling through space at a constant speed a balanced or unbalanced force?
Last Answer : Feel Free to Answer
Description : What is the best way to put a new hole in my belt?
Last Answer : ice pick! and use caution, im sure your a lot smarter today than you were at 16 :)
Description : To an astronaut, how does outer space appear?
Last Answer : – Black
Description : Study of life in outer space is known as - (1) endbiology (2) exobiology (3) enterbiology (4) neobiology
Last Answer : (2) exobiology Explanation: Exobiology is a branch of biology concerned with the search for life outside the Earth and with th effects of extra-terrestrial environments on living organisms.
Description : Astrophysics question: Are zero braking distance collisions and infinitive forces possible?
Last Answer : No, it is not. F=m*a, where a is acceleration expressed in m/s/s. zero braking distance also means zero deceleration time. deceleration is negative acceleration. So zero deceleration time turns it into m/s/0. Division by zero.
Description : How can I balance my love for physics (esp. astrophysics), animation and computer engineering?
Last Answer : What a geek!
Description : Does anyone know any good book to get started into the astronomy,astrophysics field?
Last Answer : General astronomy and beginning astrophysics are two different fields. What’s your preference?
Description : Best physics/astrophysics book?
Last Answer : You might enjoy Bill Bryson’s A Short History of Nearly Everything. He is a brilliant writer.
Description : Suggestions for great books on astrophysics?
Last Answer : If you’re not only interested in astrophysics, “Physics of the Impossible” is a good entry level book. However, I don’t remember the author’s name off the top of my head, and am too lazy to get it off my shelf to get it.
Description : What is Astrophysics Made of ?
Last Answer : Astrophysics is a branch of science that combines astronomy and physics to explain the rotation , position , eclipse , origin, and evolution of the planets and stars .
Description : What is Astrophysics ?
Last Answer : The branch of physics that discusses and searches for information about the sun , moon , planets , stars , nebulae, etc. of the sky and space, is called astrophysics.
Description : The study of heavenly bodies is known as-----? A. Astrology B. Astronautics C. Astronomy (Answer) D. Astrophysics
Last Answer : C. Astronomy (Answer)
Description : Which India-born scientist was awarded the Nobel Prize in Astrophysics? (1) Prof. Chandrashekhar (2) Sir C.V. Raman (3) Satyendra Nath Bosh (4) Vikram Sarabhai
Last Answer : Prof. Chandrashekhar
Description : With which among the following fields is the name of S. Chandrasekhar associated ? (1) Cosmology (2) Chemistry (3) Fluid Mechanics (4) Astrophysics
Last Answer : Astrophysics
Description : ASTROPHYSICS
Last Answer : Just a few decades ago, the word astronomy was a general term that described the science of the planets, moons, Sun and stars, and all other heavenly bodies. In other words, astronomy ... into space for brief periods, high-flying aircraft and high-altitude balloons, and Space Shuttle missions.
Description : Hypothetical space portal question, if Earth scientist did locate one, would they attempt to open it?
Last Answer : answer:Behind every large scale financial endeavour, bei it the space programme, the large hardon collider, or sending a probe to an alien space portal to activate and open it, is a politician ... get some advanced alien tech in negotiated trade agreements, which could solve all sorts of problems.
Description : Why do some stars end up as black holes? -Space
Last Answer : Gravity wins out over the internal pressure of the star, because that pressure was produced by a normal, hot gas, and that gas is losing energy as the star radiates energy from the surface. The star may thus end up as a black hole.
Description : What do you call the noise coming from the sun and stars? A. Black-body noise B. Space noise C. Galactic noise D. All of these
Last Answer : B. Space noise
Description : Depletion of ozone layer in the outer atmosphere may cause A. Lung cancer B. Skin cancer C. Bronchitis D. Heart disorder
Last Answer : ANS: B
Description : Ozone in outer atmosphere Helps us–
Last Answer : In absorbing the Ultra violet radiations.
Description : Some black holes, including the M87 black hole, shoot narrow “jets” of ionized matter away from the black hole at nearly the speed of light. How far do the jets from the M87 black hole extend? -Space
Last Answer : The M87 black hole's jets blast along its axis of rotation to a distance of roughly 5,000 light years.
Description : Does black hole have a life cycle? -Space
Last Answer : Birth. A stellar-mass black hole starts its life with a death. It's born when a star at least 10 times more massive than our Sun runs out of fuel, having already fused hydrogen into helium, and helium into other elements, from carbon and oxygen all the way up to iron deep in the star's core.
Description : How did the New Horizon Telescope capture the image of a black hole? -Space
Last Answer : Using the Event Horizon Telescope, scientists obtained an image of the black hole at the center of galaxy M87, outlined by emission from hot gas swirling around it under the influence of strong gravity near its event horizon.
Description : Why we see it as a black hole? Why can't it be a space with absence of visible spectrum? -Space
Last Answer : The bending of light around a black hole is very significant because of its extremely large mass. Because of this bending, we see light from material that is behind the black hole, which we would not see if light were traveling in straight lines
Description : Does time works inside black hole? -Space
Last Answer : Near a black hole, the slowing of time is extreme. From the viewpoint of an observer outside the black hole, time stops. ... Inside the black hole, the flow of time itself draws falling objects into the ... . No force in the universe can stop this fall, any more than we can stop the flow of time.
Description : How is the black hole study useful to us and is it in anyway relevant to the gravitational waves? -Space
Last Answer : guess it is true that there is unlikely to be any event in the near future endangering human life that involves Black Holes. However, if that were the criteria upon which we based what we should ... people have a better standard of living and I believe has already been used to rescue lost people.
Description : How black hole has a vast attractive force? What is its density in comparison with Earth and Sun? -Space
Last Answer : There are two things that affect the escape velocity - the mass of object and the distance to the center of that object. For example, a rocket must accelerate to 11.2 km/s in order to escape Earth's gravity ... the mass of our sun would need to be squeezed into a volume with a radius of about 3 km.
Description : How close did Interstellar get to the depiction of a black hole? -Space
Last Answer : At the heart of every galaxy lies a supermassive black hole, where gravity is so strong that nothing — not even light — can escape its boundary. In the movie "Interstellar," a fictional black hole called Gargantua takes center stage. The film came out exactly five years ago, in November 2014