What Two Factors Affect The Luminosity Of A Star

What Two Factors Affect The Luminosity Of A Star. Rather than use absolute values it is often convenient to compare the luminosity of a star, l* to that of the sun so that for instance it may be 1,000× lsun. L ≈ 4π r2σt4 (4.6) using equation 4.6 all we need in order to calculate the intrinsic luminosity of a.

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Three factors control the brightness of a star as seen from earth: It can also be measured in terms of how bright the star is compared to our sun. Luminosity is also related to a star's size.

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A higher surface temperature increases the energy emitted. As the size of a star increases, luminosity increases.

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A larger size means a larger surface area to emit light. The difference between luminosity and apparent brightness depends on distance.

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The source of energy in stars is. Three factors control the brightness of a star as seen from earth:

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There are 2 main factors: It can also be measured in terms of how bright the star is compared to our sun.

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You can see this on the charcoal grill, too. The larger a star is, the more energy it puts out and the more luminous it is.

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Then, what factors affect the luminosity of a star? Luminosity is also related to a star's size.

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Then, what factors affect the luminosity of a star? A larger size means a larger surface area to emit light.

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Two stars are the same size, (r a =r b), but star a is 2x hotter than star b (t a =2t b): The size of the star 3.

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The larger a star is, the more energy it puts out and the more luminous it is. What 3 factors affect how bright a star appears from earth?

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Luminosity is also related to a star's size. The luminosity of the star itself 2.

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As the size of a star increases, luminosity increases. It can also be measured in terms of how bright the star is compared to our sun.

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What two factors affect a star's brightness? Luminosity is also related to a star's size.

Then, What Factors Affect The Luminosity Of A Star?

1 ly ≈ 9.5 × 10 15 m. There are some specific factors that affect luminosity. What factor affects the luminosity of a star?

Two Stars Are The Same Size, (R A =R B), But Star A Is 2X Hotter Than Star B (T A =2T B):

What two factors affect a star's brightness? Luminosity is usually defined in apparent magnitude or absolute magnitude. The difference between luminosity and apparent brightness depends on distance.

However, The Brightness Of A Star Depends On Its Composition And How Far It Is From The Planet.

1 see answer advertisement advertisement hthatcher2020 is waiting for your help. The luminosity of the star itself 2. The difference between luminosity and apparent brightness depends on distance.

Our Sun's Luminosity Is About 3.84 × 10 26 W.

Then the surface area of the larger sphere is larger by a factor of 4 = (2 2) this equation is not rendering properly due to an incompatible browser. It can also be measured in terms of how bright the star is compared to our sun. Astronomers define star brightness in terms of apparent magnitude — how bright the star appears from earth — and absolute magnitude — how bright the star appears at a standard distance of 32.6 light.

Rather Than Use Absolute Values It Is Often Convenient To Compare The Luminosity Of A Star, L* To That Of The Sun So That For Instance It May Be 1,000× Lsun.

The luminosity of a star, on the other hand, is the amount of light it emits from its surface. The size of the star 3. Star a is 2 4 or 16x brighter than star b.