Archive for February 12th, 2008
Tuesday, February 12, 2008
Today we started discussing stars. They are classified by their size, color, temperature, chemical composition and brightness. Our own sun is a medium-sized, medium-bright, on the cooler side (5,500 degrees Celcius) star. If we were able to travel at the speed of light (300,000 km/sec) we would be able to reach the sun […]
Posted: February 12th, 2008 under Uncategorized.
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