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While Sirius, the Dog Star,

How long an exposure would a photographer need to photograph star trails that are complete circles? Why?The star Sirius is 4.3
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2. asked by Lauren
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At Sirius A's surface, the gravitational force between Sirius A and a 8 kg mass of hot gas has a magnitude of 1480.2 N. Assuming
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2. asked by Donkey
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Unit 2: Star Composition Lab PortfolioWhich of the following is correct about Sirius? * 1 point Captionless Image It is the
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Unit 2: Star Composition Lab Portfolio17. Sirius has a tempature of 9,940K. Using the table above, what spectral features does
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2. 31 views
Orion, also called the Hunter, has three stars that make up Orion's belt.Which star is at the tip of the arrow? Responses Sirius
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Star Name Distance from Earth(light years) Mass (kg) Proxima Centauri 4.25 2.446×1029 Sirius A 8.61 3.978×1030 Tau Ceti 11.9
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2. asked by !TheAnimeLover!
3. 125 views
While Sirius, the Dog Star, is type AO, a start just a step hotter than M0 is a related what?A.M1 B.K9 C.F5 D.AOK E.B9
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2. asked by Liz
3. 403 views
Which of the following is correct about Sirius? *1 point A. It is the brightest star in the night sky. B. It is not as bright as
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2. asked by wiggle
3. 161 views
The bright star Sirius has a parallax angle of 0.38 arcsec. Find the distance in parsecs and in light-years.
1. 1 answer
2. 39 views
Given the following images, choose the one that most likely represents an O-class star.Star A is a yellow star. Star B is a blue
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2. asked by Oscar
3. 4,468 views