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Chapter 13 Lesson 3 Notes
Chapter 13 Lesson 3 Notes

... The planets are divided into four ___________________ planets and four ___________________ planets. The planets are separated by a huge ___________________ ___________________ between Mars and ___________________. The asteroid ___________________ is a ring shaped area where many small, rocky bodies ...
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Document

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Galaxies and the Universe

Astronomical Numbers
Astronomical Numbers

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Distance to Stars

... • The brightness a star would appear if it was set at a standard distance from Earth. – Astronomers calculate the stars apparent magnitude and it’s distance from Earth. – Then calculate the brightness if it were a standard distance from Earth. ...
20 pm - Starmap
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2. A giant hand took one of the planets discovered
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... 2. A giant hand took one of the planets discovered around other stars and put it in the solar system at the same distance from the sun as from its star. The mass of the planet is approximately that of Jupiter and the orbit is approximately that of Earth. These are the “hot Jupiters”, as big as Jupit ...
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angular size - Particle and Astroparticle Physics
angular size - Particle and Astroparticle Physics

... Eighty-eight constellations cover the entire sky • Ancient peoples looked at the stars and imagined groupings made pictures in the sky • We still refer to many of these groupings • Astronomers call them constellations (from the Latin for “group of stars”) ...
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... b. The helium in their cores has all been used up, which means they’ve started buring hydrogen for the first time. c. They have been ejected from the cluster by gravitational encounters with other stars. d. They’ve run out of hydrogen to burn in their cores, and have evolved into red giants. ...
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Place the stars in the proper sequence, following the

... 13. What is the color of the hottest stars? Blue and White 14. Which classification of star has the most energy? Blue and White (also, hottest) a. How is a star’s temperature related to its energy? The hotter the star, the more energy it has b. How is a star’s magnitude related to its energy? Along ...
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... classifications Miss Cannon used plate B 9431 which was made with an exposure of 140 minutes in 1893. A glance at that remarkable early photograph will suggest why Miss Cannon was captivated by stellar spectra and was led to devote a long and happy career to the classification of faint stars. – H. S ...
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The Hertzsprung – Russell Diagram

... For astronomers, a graph that displays a star’s luminosity on the y-axis and its surface temperature on the x-axis sets up an extremely useful diagram called a Hertzsprung-Russell, or H-R Diagram. In 1910 Ejnar Hertzsprung and Henry Norris Russell discovered that when all of the known stars were put ...
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... Group 1 Group 2 Group 3 Group 4 Group 5 Group 1: Have you ever looked up into the night sky and wondered what was out there? Group 2: Throughout time, astronomers have gazed to the heavens, hoping to find clues about our place in the universe. Group 3: Long ago people assumed that Earth was the cent ...
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The Life Cycle of Stars Webquest
The Life Cycle of Stars Webquest

... 3. You will also begin to understand the forces involved in stars that maintain this nuclear reaction and how these forces change as the star ages. 4. You will explore the stages stars progress through from birth to death and how the death of a star depends on its initial mass. ...
The Life Cycle of Stars Webquest
The Life Cycle of Stars Webquest

... 3. You will also begin to understand the forces involved in stars that maintain this nuclear reaction and how these forces change as the star ages. 4. You will explore the stages stars progress through from birth to death and how the death of a star depends on its initial mass. ...
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Ursa Major



Ursa Major /ˈɜrsə ˈmeɪdʒər/ (also known as the Great Bear and Charles' Wain) is a constellation in the northern celestial hemisphere. One of the 48 constellations listed by Ptolemy (second century AD), it remains one of the 88 modern constellations. It can be visible throughout the year in most of the northern hemisphere. Its name, Latin for ""the greater (or larger) she-bear"", stands as a reference to and in direct contrast with Ursa Minor, ""the smaller she-bear"", with which it is frequently associated in mythology and amateur astronomy. The constellation's most recognizable asterism, a group of seven relatively bright stars commonly known as the ""Big Dipper"", ""the Wagon"" or ""the Plough"" (among others), both mimicks the shape of the lesser bear (the ""Little Dipper"") and is commonly used as a navigational pointer towards the current northern pole star, Polaris in Ursa Minor. The Big Dipper and the constellation as a whole have mythological significance in numerous world cultures, usually as a symbol of the north.The third largest constellation in the sky, Ursa Major is home to many deep-sky objects including seven Messier objects, four other NGC objects and I Zwicky 18, the youngest known galaxy in the visible universe.
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