Term
| Which region contains Globular clusters, is spherical in shape, and contains pop. 2 stars and very little interstellar gas and dust? |
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Definition
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Term
| Which region has a flattened shape, spiral arms, both pop 1 and 2 stars, interstaller gas, dust, and pop 1 stars associated with spiral arms? |
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Term
| Which region is the center of the galaxy, football shape, pop 2 stars, little gas and dust, supermassive black hole at the center? |
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Definition
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Term
| Which spiral arm formation is like a traffic jam? |
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Definition
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Term
| In which spiral form foundation does this occur? When a star dies and goes supernova, that compression hits neighboring glass clouds and causes them to explode like fireworks? |
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Definition
| Self propagating Star formation |
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Term
| What are the three types of Galxies in the Hubble classification? |
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Definition
| Elliptical, Spiral/Barred Spiral, Irregular |
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Term
| How many years does it take the sun to go around the Milky Way once? |
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Definition
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Term
| Which has no spiral shape, and is heavily populated with population one stars? |
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Definition
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Term
| What is the nearest spiral galaxy? |
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Definition
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Term
| A _______ is a group of galaxies heald together by gravitaitonal pull |
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Definition
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Term
| What kind of galaxy cluster are we in? And what is it called? |
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Definition
| A poor cluster, local group |
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Term
| The nearest rich cluster to us is the ___________ cluster. |
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Definition
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Term
| The relationship between the luminosity of a spiral galaxy and its velocity is called the: |
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Definition
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Term
| When electromagnetic radiation, usually light is shifted towards the less energetic (red) end of the spectrum |
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Definition
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Term
| This galaxy is shaped like a football, mostly population 2 stars, low gas and dust, and go in pairs. |
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Definition
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Term
| Which galaxy is bar shaped and has bulges? |
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Definition
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Term
| How many stars are in the milky way? |
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Definition
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Term
| How far out is the Milky Way? |
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Definition
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Term
| Shapley got the size of the galaxy ________ |
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