Which of the following is not a practical application of gravity?
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A. It keeps the moon in orbit around Earth.
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B. The moon has no gravity because it has no atmosphere.
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C. It keeps the galaxies from flying apart.
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D. It keeps Earth in orbit around the sun.

I believe c.

Explanation:

by process of elimination.

weather forecasts are done by collecting data about the current state of the atmosphere mainly the temperature, humidity and wind and using meteorology, to determine the atmosphere that evolves over time. the h and l mean the high and low pressure. the red strip is a warm front. the blue strip is a cold front. the blue and red strip is a stationary front. the purple strip is a occluded front.

explanation: