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Astronomy by: jermel
Eath Science
| Question | Answer |
|---|---|
| what is a galaxy | are collections of billions of stars. |
| what is a black hole | are the end of the life cycle of some supergiant stars. |
| what is The Hertzsprung – Russell (H-R) | diagram shows the relationship between absolute magnitude (brightness) in relation to their surface temperatures |
| What is the big bang theory | is most widely accepted theory for how universe formed. |
| What are cold air masses associated with | cold fronts |
| warn air masses are associated with | warm fronts |
| the Maritime tropical come from the | gulf of mexico or south atlantic |
| what does a black hole in the middle of the galaxy allow stars to gain | velocity |
| what is the distance measured in | light years |
| blue giant stars put out how much more then the sun | 10,000 |