The temperature of matter increases with the added energy. If Mona increases the temperature of her stove while cooking a roast, what happens to the amount of energy being used increases or decreases?
decreases

People in the richer nations of the world use far more energy, especially energy from fossil fuels, than people in the poorer nations do. If America is a poor nation and China is a rich nation, then America's energy usage compared to China's is greater or smaller?
smaller

Acids have pH values below 7. The lower the pH value, the more strongly acidic the substance. Milo was playing around with water by changing the pH level. If he raised the pH what would happen to the acidity of the solution it would decrease or it would increase?
it would decrease

As the population increases, the food supply, or the supply of another necessary resource, may decrease. When we have one bag of dog food and we get rid of two dogs we will run out of food slower or faster?
slower