Given the fact that:  Many of the worlds people live with water scarcity, and that percentage will increase as populations increase and climate changes.  Answer the question:   As more people are added to Earth, they will find increasing or decreasing water scarcity?
increasing

Given the fact that:  Increasing air temperature decreases atmospheric pressure.  Answer the question:   If the air temperature falls during a heat wave, what is likely happening to the atmospheric pressure It will increase or It will decrease?
It will increase

Given the fact that:  In a series circuit, the resistance increases as more resistors are added in series.  Answer the question:   If Eric tries to get less resistance in a series circuit, the number of resistors should increases or decreases?
decreases