How to tell if its an over or under prediction calculus?

The human activities in two locations are described below: location a: rampant use of plastic containers location b: excessive use of pesticides and fertilizers which statement is most likely true? location a will have poor air quality because plastic is biodegradable. location a will experience water scarcity because plastic absorbs moisture. the population of honeybees will increase in location b because production of crops will increase. the population of fish in location b will decrease because the water is contaminated.

What four properties do all waves have in common

How many moles of potassium are needed to react completely with 12.8 moles of magnessium bromide?