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Definition
| The range of wavelength or frequencies over which electromagnetic radiation extends. |
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Definition
| How long and how many times something happens. |
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Definition
| The space between the crest of a wave. |
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Definition
| The top of each wave or wavelength. |
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Definition
| How far away something is in space. |
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Term
| Hertzburg- Russell diagram (HR diagram) |
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Definition
| A diagram the shows the relationships of stars. How bright and how hot they are. |
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Definition
| A cloud of gas and dust that is where stars are born. |
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Definition
| Stars,gas, and dust held together by a gravitational pull. |
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Definition
| In relation to other stars our sun is medium in size and temperature. |
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Definition
| Star give off their own light from nuclear fusion. |
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Term
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Definition
| Universe, Galaxy, solar system, and planets. |
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Term
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Definition
| The unit of measurements used in space is light years because other measurements are to small. |
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