Answer:
Both are only physical changes.
Explanation:
The green stuff is cupric chloride, a byproduct of corrosion of the valve body or possible copper leachate in the water. Either way, it's typical of water leakage where the water is of low pH. Boiling sugar to make caramel is the same as eating sugar, just in a different form.
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Answer:
Old gods became less important and people began to doubt that carrying out precise rituals were as important as the priests had claimed.
Explanation:
