Ms. Clark added a spoonful of baking soda and then poured a little vinegar into the cup. We observed fizzing and bubbling. Based on what we saw or observed, we decided that a new substance was formed by mixing the baking soda and vinegar. How do we know that? O A gas formed. o It was magnetic. It was a conductor. o It was hot. 0 It changed colors to pink.

Need what is special about water as a compound? how does water regulate climate? what drives water evaporation?   why is the water vapor fresh water when it rises from the ocean? why might freshwater in the form of snow take longer to enter the water cycle again than liquid precipitation?   what is an aquifer? what role do people play in the water cycle? plz just answer as many as you can ! thx if you !