Acids have pH values below 7. The lower the pH value, the more strongly acidic the substance.  Having read the above passage, choose the right answer to the following question (choices are it would decrease or it would increase ):   Milo was playing around with water by changing the pH level. If he lowered the pH what would happen to the acidity of the solution it would decrease or it would increase?
it would increase

(Question)
The more basic a solution is, the closer its pH value will be to 14.  Having read the above passage, choose the right answer to the following question (choices are acidic or basic ):   When a number on the pH scale is very high it is said to be acidic or basic?
(Answer)
basic

Ques: With higher levels of dissolved carbon dioxide in ocean water, the water becomes more acidic.  Having read the above passage, choose the right answer to the following question (choices are India's or United States' ):   Bob is testing samples of ocean water from different places. The sample of water from off India's coast has more dissolved carbon dioxide, than the sample of water from off the United States' coast. Therefore, the water from India's or United States' coast is more acidic?
Ans: India's

(Q).
With higher frequencies, the microwaves also have more energy.  Having read the above passage, choose the right answer to the following question (choices are less energy or more energy. ):   Tim adjusted his microwave so that it was at a higher frequency. This resulted in the waves inside the microwave to have less energy or more energy.?
(A).
more energy.

Ques:With higher frequencies, the microwaves also have more energy.  Having read the above passage, choose the right answer to the following question (choices are less or more ):   Lonnie decreased the frequency of some microwaves he was working with. The resulting microwaves now contain less or more energy?

Ans:less

Ques: As the population increases, the food supply, or the supply of another necessary resource, may decrease.  Having read the above passage, choose the right answer to the following question (choices are increase or decrease ):   A increase or decrease in the population cold lead to less food availability?
Ans:
increase