THE POLARIS Chandler Vaughan Polaris Overview  Type: Yellow-White Supergiant  Size: 46 times the size of the sun  Distance: About 434 Light-years.

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Presentation transcript:

THE POLARIS Chandler Vaughan

Polaris Overview  Type: Yellow-White Supergiant  Size: 46 times the size of the sun  Distance: About 434 Light-years away  Brightness: 1800 times more than the Sun  Temperature: degrees Fahrenheit  Home Galaxy: the Milky Way

Why it’s Named?  The star is named Polaris because it is the closest star to be in-line with the celestial or true North Pole.

Nicknames

History and Use  The Greeks called it Phoenice, since the Phoenicians used it for trading navigation.  Also the Polaris is used today to find the direction North.

Claim to Fame  The Polaris is well known due to the belief that is the brightest star in the night sky. Also it is apart of the Ursa Minor, most commonly known as the little dipper or little bear as seen here.

The Truth  Many think it is called the North Star because it is very bright. But actually, it is quite dim. Instead, the name comes from the fact that it doesn't move from its spot in the night sky.

Polaris in the Main Sequence

Birth Date/Projected Death Date  Birth Date: Around 4,600,000,000 B.C. or near the start of our Solar System (Left)  Projected Death: Unknown but can live billions of years. (Right)

How to Find Graphs

Find the Polaris Video  Directions: Since the Polaris doesn't move in the night sky, try to find it

Sky Mapping  This site shows what constellations are in the night sky, in our area, at different times of night.

Five Question Quiz

Quiz Question 1: A, B, C, or D How hot is the Polaris? A Degrees Fahrenheit B Degrees Fahrenheit C Degrees Fahrenheit D Degrees Fahrenheit

Quiz Question 2: A, B, C, or D What type of star is the Polaris? A.Red Giant B.White Dwarf C.Blue Giant D.Yellow-White Supergiant

Quiz Question 3: Yes or No Is the Polaris in the Main Sequence? A.Yes B.No

Quiz Question 4: True or False The Polaris is the brightest star in the sky. A.True B.False

Quiz Question 5: A, B, C, or D What constellation is the Polaris in? A.Canis Major B.Ursa Minor C.Ursa Major D.Delphinus

Questions

Works Cited . N.p., n.d. Web. 19 Apr . N.p., n.d. Web. 19 Apr  onst, n.d. Web. 19 Apr . N.p., n.d. Web. 19 Apr