Explain why a light-year is a unit of time and distance
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Q: Which unit of measurement is larger?
A: 1 rad = 57.3 degree. So for 1 rad we required 57.3 degree. So 1 degree = (1/57.3) < 1 rad
Q: A light-year is defined as the distance traveled by light in a vacuum during one tropical year. How…
A: Given data: A light-year is defined as the distance traveled by light in a vacuum during one…
Q: How many miles in a light year?
A: Light year is the distance travelled by light in one year. We know speed of light is equal to 3x108…
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A: x/2de/c=Rd x is the length of notch de/c is the distance between notch and cross stuff R is the…
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Q: Which of the following are not a unit of time? (a) Second (b) Parsec (c) Year (d) Light year
A: Which among the given options are not unit of time.
Q: A light year is a measurement of
A: A light year is the measurement of distance. Light-year unit is used in astronomy to measure the…
Q: The distance between the Earth and the Sun is ca. 150,000,000 km. If the Sun suddenly stopped…
A: Given data: Distance between the Earth and Sun d = 150,000,000 km Sun suddenly stopped shining…
Q: Suppose the Sun were somehow replaced by a star with five times as much mass. How long would the…
A: Earth year is the amount of time that the earth takes to complete 1 revolution in its orbit about…
Q: If the speed of light is given as 299,792,458 m/s and the wavelength is 560nm. What is the frequency…
A: Given: The speed of the light is 299792458 m/s. The wavelength of the light is 560 nm.
Q: Convert 3,000 grades/century to Mega Hertz (MHz)
A: to convert : 3000 gradescentury to Mega Hertz
Q: What is an Astronomical Unit (AU) based on?
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Q: Explain Parallax
A: There is an apparent shift in position of the object due to the change in point of observation .This…
Q: Why do clocks go clockwise?
A: Sundial is the first ever clock made in the universe, which is the predecessor of any clock. All the…
Q: An arcminute is what fraction of a degree?
A: we know 1 degree =60 arcminutes=60x60 arc seconds
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A: The number of hours of daylight in Montreal t days after beginning of the year is;…
Q: 3. Use the chart given to answer the following Height above earth ) tquatorial Radius (m) orbital…
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Q: Q.4. The angular diameter of the sun from earth is 16 minute. If the distance of earth from the sun…
A: Given data, Angle is given θ=16 min=1660×π1800=0.00465 radian
Q: In astromy, distances are often expressed in light Years. one light year is the distance traveled by…
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Q: A statue 10 feet high is standing on a base 13 feet high. If an observer's eye is 5 feet above the…
A: To determine: The distance of the observer standing in front of the statue
Q: Why would you not want to use Astronomical Units (AU's) for the distance between stars?
A: There are many units of distance and one of them is the Astronomical Unit (AU). We will explain the…
Q: What is the frequency of a light wave that has a wavelength of 0.00554 m? Use c = 3.00x108 m/s.…
A: Given data: Wavelength (λ) = 0.00554 m Speed of light (v) = c = 3.00×108 m/s Required: Frequency…
Q: What is the difference in magnitude for two stars is one appears four times brighter than the other?
A: one star appears four times brighter than the other It means the intensity of the total…
Q: Which unit of length would most likely be used to measure the distance from Earth to stars other…
A: Answer d) Astronomical unit
Q: how many miles in 6.5 light years
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Q: Is the ecliptic the same thing as the celestial equator? Explain
A: The celestial equator is the intersection of the Earths equatorial plane with the celestial sphere,…
Q: How do convert Astronomical Units to Kilometers?
A: Basic Details The astronomical unit is the average distance between earth and the sun. The Earth’s…
Q: It is important to have an idea about the distances between and relative sizes of celestial objects…
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Q: How fast is a light year?
A: Light year is a unit of distance and not of speed or time, and it is equal to the distance traveled…
Q: )The apparent brightness of the Earth is inversely proportional to the square of the distance…
A:
Explain why a light-year is a unit of time and distance
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