The weather department in Richmond is forecasting a snowstorm. What is likely to happen to barometer and thermometer readings in Richmond

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Shania is trying to determine the oldest geologic unit on this map and the reason to why is she unable to do so is that  the units are all the same age.. when there is the same age, there will be no oldest geologic unit and that i cannot be credible.

This question is incomplete and not physics but i'm  willing to if you can give a better question

Answer4 million;