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bixtya [17]
3 years ago
15

Perry designed an experiment with a balloon and hose. The steps of the experiment are listed below.

Biology
1 answer:
fgiga [73]3 years ago
6 0

Answer:

expansion of the universe makes galaxies move farther apart

Explanation:

The universe becomes less dense as the universe expanses. Draw dots on a balloon and watch them as the balloon fills with air.

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7 0
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