Question

Why is the sky blue?”

“Why can I sometimes see the moon during the day?”

“Why do birds fly south in the winter?”

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Answer 1

1. The sky is blue due to a phenomenon called Raleigh scattering.
2. We can see the moon during the day for the same reason we see the moon at night
3. The two primary resources being sought are food and nesting locations.

Hope this helps you....