What do you mean by synchrotron?
Q: Some thing that is 50 km away has an angular size of five arc seconds how tall is the object write…
A: Angular size, θ = 5 second of arc Distance, r = 50 km = 50×103 m Consider height is h. First…
Q: What do you mean by leptons?
A: Leptons are subatomic particles that have half spin. They respond to the gravitational force, weak…
Q: Calculate the number of miles in a light-year, using 1.86 105 mi/s as the speed of light. (Hint:…
A:
Q: The figure below shows the motion of a distant star relative to Earth (not to scale). The red arrows…
A: When source radiating wave is approaching towards an observer, its wavelength decreases and…
Q: What is your reflection about the big bang theory?
A: Big bang theory assumes that universe was a dense point initially. And then it started to expand…
Q: Define par sec and light year. How are they related?
A: The parsec is a unit of length used to measure the large distances to astronomical objects outside…
Q: What was Heliocentrism? Why did it matter?
A: Galileo discovered evidence to support Copernicus' heliocentric theory when he observed four moons…
Q: given: a (distance to center of galaxy in AU) = 1,717,914,439 AU P (suns orbital period in years)…
A: Given: a (distance to center of galaxy in AU) = 1,717,914,439 AU P (suns orbital period in years) =…
Q: Your spaceship launches in June 2020 and returns back to Earth directly aer arriving at Sirius. (a)…
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Q: What does the greek symbol u mean in Physics? (Pronounced mu?) Also, what does angular mean? (As…
A: a- To define the greak symbol μ (Pronounced as mu). b- To define angular (ω).
Q: What do you mean by dark matter?
A: Dark matter is composed of particles that do not absorb, reflect, or emit light, so they cannot be…
Q: suppose there are three stars in space, each moving at 100 km/s. Star A is moving across9…
A: In this case, all the stars are moving away from the Earth. Therefore, we will observe the redshift.…
Q: What are your opinions on the theory of the big bang and if it is true?
A: Given: For the most part, it says that the universe as we know it began as an infinitely hot and…
Q: How long would the trip to Alpha Centauri take as observed by the astronauts in the spaceship? Give…
A: This problem belongs to special Relativity time dilation concept
Q: When you say "sub-word parallax," what do you mean?
A: Answer:- Parallax is the apparent displacement of an observed object due to a change in the…
Q: Tell me what is dark matter?
A: It is required to discuss about the dark matter.
Q: Water flows at a rate of 2.4 ft3/s in an old, rusty 7.8-in.-diameter pipe that has a relative…
A: GivenWater flows at a rate of 2.4 ft³/s in an old, rusty 7.8-in.-diameter pipe that has a relative…
Q: Use the circumference and speed to figure out how long the Sun takes to go once around the Galaxy…
A: Given, distance from the sun to the centre of the milky way galaxy, r = 8000 parsecs = 8000 pc So,…
Q: What do you mean by white dwarfs?
A: Given What do you mean by white dwarfs, as following below.
Q: If a star 10 parsecs away from us was moved and appeared to be 4 times brighter after movement, how…
A: Given, d=10 parsecs
Q: What do you mean by proper time and proper lenght?
A: Proper time and proper length can be defined as:
Q: What are your thoughts on the hypothesis of the big bang?
A: It is required to discuss the big bang theory.
Q: A distant galaxy has an apparent magnitude of 13 and is 5,000 kpc away. What is its absolute…
A: Apparent Magnitude The apparent magnitude of a star or a galaxy is the measure of how bright the…
Q: High AO 80 Co OD OE FO Low High Low Temperature According to the graph above, which star is the…
A: Solution, Given graph brightness and temperature of different star an object is said to be hottest…
Q: Show your completesolution: Convert 20 light year to kilometer
A: Given Convert 20 light years into kilometres We know 1 km = 1000 meters Also 1 light years is…
Q: Star A and Star B are both 5 pc away, but Star A is at your zenith and Star B is at your nadir. How…
A: Given that Star A and Star B are both 5 pc away, but Star A is at your zenith and Star B is at your…
Q: Billions of years from now, our Sun will eventually end its life as a
A: Stars like our will go to phase called Red Gaint phase after completion of the fuel and then they…
Q: When was your star discovered? Who discovered it (scientists? Or well-known to ancient cultures?)
A: Our star is the Sun which was well - known to ancient cultures as our solar system is centered…
Q: You are moving with the 70% of lights speed and it will take you 12.4 years to reach sirius. Your…
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Q: What is a standard candle in the astronomical sense? How do Cepheid variables fit into this and what…
A: For distances which are too large to measure using parallax, astronomers use 'standard candles'.…
Q: why is it reasonable to suspect that travel between stars is nearly impossible?
A: Somethings are impossible because they violate fundamental laws of nature. Today, we belive that…
Q: What is “dark energy”? What is “dark matter”? Why do some scientists think it is everywhere, while…
A: We live in a universe where a lot of space seems to have nothing but a vacuum. A majority portion of…
Q: What do you mean by Brillion zone and how it is related to the reciprocal space?
A: In solid state,the first Brillouin zone is a primitive cell in reciprocal space. Just as the way the…
Q: Define synchrotron radiation?
A: Synchrotron radiation
Q: In class we found an expression for the 'garden hose angle', ψ, and showed it had a typical value…
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Q: Calculate the length of one light-year (ca), in metres.
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Q: How would i calculate 9.3x107miles to the sun. How would you write this distance as a standard…
A: We need to find the distance from the earth to sun in metres because that is the SI unit of…
Q: It is year 2120 and we have figure out a propulsion system that allows spaceships travel at…
A:
Q: ASK YOUR TEACHER PRAC A red glant that was originally a 9.5Mun main-sequence star loses a solar mass…
A: 1) Time for loss of one solar mass = 100,000 years Loss of solar mass in 1 year = 1/100,000 per year…
Q: How do stars move at the north / south pole, at the Earth's equator, and at different latitudes…
A: Stars are the heavier mass objects in the space around which small planets are revolving in…
Q: WHAT DO YOU MEAN BY EVERYTHING IS MADE OF SOMETHING.
A: Given : Asked to answer What do you mean by everything is made of something ?
Q: Was the Big Bang an explosion? Explain your answer.
A: the Big Bang wasn't an explosion that destroyed things.
What do you mean by synchrotron?
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