<|im_start|>user
What is the color of the sky?<|im_end|>
<|im_start|>assistant
The color of the sky is generally blue, although there can be variations to this based on the time of day and weather conditions.<|im_end|>
<|im_start|>user
What makes the sky appear blue?<|im_end|>
<|im_start|>assistant
Blue is the color most easily scattered by earth's atmosphere.  Other colors are either absorbed by the atmosphere or pass through.<|im_end|>
