<span>The answer is Monarch butterflies migrating southward. This describes the innate animal behavior, </span>Monarch Butterflies perform one of the longest migration known in insects. Starting from North America, they spend their summer in North America, and migrate south to Mexico for the winter.<span>
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Answer:
A substance that is more dense per volume has more mass per volume. ...
Explanation:
Thus, sound will travel at a slower rate in the more dense object if they have the same elastic properties.
