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Astronomy Pt.2
10 cards
Question | Answer |
---|---|
What is a solar nebula? | Huge, vast clouds of ice, gas, and dust |
How much energy does blue giant stars put out? | 10,000 times as much energy as the sun |
What are galaxies? | Collections of billions of stars |
What is a black hole? | The end of the life cycle of some super giant stars |
What is a light- year? | The distance light travels in one year. |
What is the top speed of a space craft? | 150,000 miles per hour |
What is a milky way? | A spiral galaxy |
What is the Big Bang Theory? | The most widely accepted theory on how the universe formed |
What is the Solar Nebular Theory? | The most widely accepted theory on how the solar system and starts formed. |
Where do all stars start? | They start as a solar nebula that collapses, |