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Stars Quiz #2

Types and Life Cycle of Stars

QuestionAnswer
What letter is associated with the hottest star type? O
What letter is associated with the coolest star type? M
What number is associated with Supergiants? I
What number is associated with Main Sequence stars? V
What are the 4 categories (family types) on the H-R diagram? Main Sequence, Giants, Supergiants, White Dwarfs
Define Luminosity. The total amount of energy a star gives off every second.
What measurement measures the actual brightness of a Star? Absolute Magnitude
What measurement measures the brightness of a Star as seen from Earth? Apparent Magnitude
As a Star gets brighter and brighter what happens to the magnitude value? Decreases
What stage of life are stars the most stable and is the stage our Sun is in right now? Main Sequence
What are some examples of Main Sequence stars? Sirius A, Vega, Alpha Centauri A and the Sun
What star type is about 10 times larger than the Sun and typically found to be red or orange? Giant Stars
What are some examples of Giant Stars? Aldebaran, Arcturus, Canopus, Eta Carinae
What star type are the biggest and could experience a Supernova? Supergiants
What are some examples of Supergiant Stars? Betelgeuse, Rigel, Antares, VY Canis Majoris, UY Scuti
What star type is hot but not very bright? Dwarfs
What are some examples of Dwarf stars? Proxima Centauri, Sirius B,
When a Star stops shining it can be called a ....... Black Dwarf
What is a Brown Dwarf? A failed star
What is a nebula? A large interstellar cloud of gas and dust that is oftentimes the beginning a new Star.
What are some type of nebula? Orion, Keyhole, Crab, Eagle, Pillars of Creation, Ring, Horse head, Carina, pleiades, witch head, coalsack, helix, Cat's Eye,
How are emission nebulae and Reflection nebulae different? Emission are typically Red or Pink and Reflection are typically blue
What is a dark nebula? dense clouds of gas and dust that block light behind them.
Define a Supernova. debris clouds left after a massive star explodes
What determines the life cycle a star will take? Original Mass
A small mass star will start of as a main sequence star. What will most likely happen to that star from there? Grow into a Giant and then collapse into a white dwarf
A large mass star will start off as a main sequence star. What will most likely happen to that star from there? Grow into a Supergiant and then explode in a Supernova and either end up as a Black hole or Neutron star.
Define a Black Hole. a region in space with gravity so incredibly intense that nothing, not even light, can escape
What is the name of the black hole in the center of the Milky Way Galaxy? Sagittarius A
Define a Neutron Star. ultra-dense, city-sized remnant core left behind after a massive star explodes as a supernova
What are the two types of Neutron Stars? Pulsars and Magnetars
What stars can be seen from Buffalo, NY? Polaris, Kochab, Pherkad, Dubhe, Merak, Eltanin, Rastaban
Created by: Lmorgante
 

 



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