Term
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Definition
| What is the process that supplies a star's energy (heat & light) |
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Term
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Definition
| What is the fuel source of a star? |
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Term
| gravity & thermal pressure |
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Definition
| What two forces keep a star stable in size/mass? |
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Term
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Definition
| What is formed when Hydrogen undergoes fusion? |
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Term
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Definition
| The sun/ a star will remain stable as long as the star has_______. |
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Term
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Definition
| A spontaneous eruption of gases from a star's surface is a… |
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Term
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Definition
| Huge loops of gas that erupt near sunspots are called |
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Term
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Definition
| Areas of a suns atmosphere that is cooler than its surroundings is a… |
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Term
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Definition
| What is the central region of a star/ th sun called? |
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Term
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Definition
| Where in a star does fusion take place? |
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Term
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Definition
| A region of highly compressed gas on a star right outside the core is the? |
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Term
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Definition
| The outer layer of the sun's interior is the… |
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Term
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Definition
| The inner most layer of the sun's atmosphere is called the? |
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Term
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Definition
| "The visible ""suface"" of the sun is called the…" |
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Term
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Definition
| The middle layer of the atmosphere only visible during an eclipse is the… |
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Term
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Definition
| The outer most layer of the sun's atmosphere that is very hot is the… |
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Term
| "Core, Radiation Zone, Convection Zone, Photosphere, Chromosphere, Corona" |
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Definition
| List the layers of the sun from the inside out in the correct sequence. |
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Term
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Definition
| What unit is used to measure the distance between stars? |
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Term
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Definition
| What is the apparent change in position of an object against a background? |
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Term
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Definition
| What do scientists use to help measure the distance to stars? |
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Term
| "Size, Mass, Surface Temperature" |
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Definition
| What three properties are used to classify stars? |
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Term
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Definition
| What elements make up the majority of most stars? |
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Term
| "Color, Temperature, Brightness, Size, Mass and Composition" |
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Definition
| Name the properties of stars that are studied by astronomers. |
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Term
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Definition
| What property is related to the Color of a star? |
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Term
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Definition
| What is it called when you know the actual luminosity of a star? |
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Term
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Definition
| What is the luminosity of a star called when viewed from Earth? |
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Term
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Definition
| What can be used to tell the composition of a star? |
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Term
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Definition
| What is the diagram that shows the brightness and temperature of stars? |
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Term
| Temperature and brightness |
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Definition
| What two properties are graphed on an H-R diagram? |
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Term
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Definition
| Where on an H-R diagram are dwarfs located? |
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Term
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Definition
| Where on an H-R diagram are giants located? |
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Term
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Definition
| Where on an H-R diagram are most stars located/ |
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Term
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Definition
| What kind of stars become red supergiants? |
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Term
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Definition
| What kind of stars become red giants? |
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Term
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Definition
| What kind of stars will end as white or black dwarfs? |
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Term
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Definition
| What kind of stars will end as black holes or neutron stars? |
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Term
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Definition
| What kind of stars are small and extremely dense? |
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Term
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Definition
| What is a very early star called? |
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Term
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Definition
| What forms a star/protostar? |
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Term
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Definition
| The explosion and collapse of a red supergiant is called a? |
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Term
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Definition
| What kind of stars will ultimately produce heavier elements? |
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Term
| "Stellar nebula, protostar, main sequence star, red giant, planetary nebula, dwarf" |
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Definition
| List the correct life sequence of a low or medium-mass star. |
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Term
| "Stellar nebula, protostar, main seqence star, red supergiant, super nova, blackhole or neutron star." |
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Definition
| List the correct life sequence of a high-mass star. |
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Term
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Definition
| A group of two or more stars held together by gravity is called a… |
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Term
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Definition
| a star system with two stars is called a… |
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Term
| "3/Open, Associations, Globular" |
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Definition
| How many basic types of star clusters are there? Name them. |
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Term
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Definition
| What is a large group of older stars called? |
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Term
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Definition
| "What is a fairly small, disorganized group of stars called/" |
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Term
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Definition
| What is a temporary grouping of young or bright stars called? |
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Term
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Definition
| "What is ahuge group of individual stars, star systems, dust, and gas, or star clusters held together by gravity called?" |
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Term
| "Spiral, barred-sprial, ellipital, and irregular" |
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Definition
| Name the types of galaxies |
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Term
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Definition
| Give an example of a barred-spiral galaxy: |
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Term
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Definition
| What galaxy do we live in? |
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Term
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Definition
| What are the bright centers of young galaxies called/ |
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Term
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Definition
| What are used to determine if a galaxy is moving towards or away from us? |
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Term
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Definition
| What kind of shift will occur if the galaxy is moving away from us? |
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Term
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Definition
| What kind of shift will occur if the galaxy is moving towards us? |
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Term
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Definition
| What law states that the speed at which a galaxy is moving is proportional to its distance from us? |
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Term
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Definition
| Which theory states the universe began in an instant with an enormous explosion? |
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Term
| Red shift and cosmic microwave background radiation |
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Definition
| What two pieces of evidence support The Big Bang Theory? |
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Term
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Definition
| How old do we believe our universe is? |
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Term
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Definition
| Is it believed our current universe is expanding or contracting? |
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Term
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Definition
| What kind of matter cannot be seen directly but can be detected by its gravitation affect on other matter? |
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Term
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Definition
| What evidence supports the idea our univers is expanding? |
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Term
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Definition
| What invention has lead to the greatest leap in space knowledge? |
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