7 key data points light can offer in astronomy

Light isn’t just some electromagnetic radiation with a ton of cool properties. It is also a messenger that can tell us 7 things about the objects it’s coming from. Light can give us information about the temperature of an object, the velocity of that object, what is it made up of, its rotation, abundace, wat type of object it is and direction of motion.

All these can be learned if you follow the astronomy courses of iLectureOnline.com.

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