The sun creates it's own light, also gives light and life to bunch of stuff like plants,animals,humans etc. photosyntesis is the process of making food which needs sun,water,nutrients etc.
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They provide energy, protection and insulation for the organs in the body. They're also very important in the cell membranes.
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Towards the southern of the sound
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As the motion of the source of sound is moving,the percieved sound frequency varies .this is known as Doppler effect.the sound waves emited by the sources tends to bunch up in front of the source and spread out behind the source.
Since the falcon is moving towards the sound,the frequency increases and so does the pitch of the sound
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Hope this helps :)
https://www.sciencedirect.com/topics/engineering/nitrogen-source
Think this is the website you're looking for
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