Humans can see the star Polaris from Earth. It appears to move during different times of the year.
Explain why Polaris appears to move.

Polaris could be a name for any North Star. ... All of these stars are moving through space, but they're so far away we can't easily see them move relative to each other. That's why the stars appear fixed relative to each other. And it's why, for the most part, we see the same constellations as our ancestors

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answer: although many types of viruses can cause a common cold, rhinoviruses are the most common culprit. a cold virus enters your body through your mouth, eyes or nose. the virus can spread through droplets in the air when someone who is sick coughs, sneezes or talks. theres your answer

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