the sun
characteristics of stars
kinds of stars
constellations
Star groups
100
the star scientists study the most
What is the sun?
100
brightness of a star
What is magnitude?
100
small and medium sized stars
What are dwarf stars?
100
a group of stars that seem to form patterns
What is a constellation?
100
the smallest star group
What is a binary group?
200
the sun is made of this
What are hydrogen, helium, and other elements?
200
how bright a star appears to be
What is apparent magnitude?
200
type of variable star that changes its absolute magnitude
What is a pulsating variable star?
200
another name for the Great Bear
What is Ursa Major?
200
Number of stars in a multiple star group
What is 3 or 4?
300
star at the center of our solar system
What is the sun
300
how bright a star actually is
What is absolute magnitude?
300
means "new" in Latin
What is nova?
300
constellations that revolve around the North Star
What are circumpolar constellations?
300
star group arranged in the shape of a ball
What is globular cluster?
400
process by which the sun makes its own light
What is nuclear fusion?
400
how scientists find absolute magnitude
What is treat all stars as if they are the same distance from Earth?
400
a cloud of interstelllar gases and debris
What is a nebula?
400
the star which forms the shoulder of Orion the Hunter
What is Betelgeuse?
400
the three classifications of galaxies
What are spiral, elliptical, and irregular
500
substance formed when two hydrogen atoms are fused together
What is Helium?
500
created a scale to classify the brightness of stars
Who is Hipparchus
500
death explosion of a star
What is a supernova?
500
another name for the North Star
What is Polaris?
500
a cluster of galaxies, including the Milky Way
What is the Local Group?
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