Given the fact that: Acids have pH values below 7. The lower the pH value, the more strongly acidic the substance. Answer the question: A pH value of 9 has a lower or higher acidity level than a pH value of 8?
lower

(Question)
Given the fact that: Water flowing over a steeper slope moves faster and causes more erosion. Answer the question: Water falling down a small hill will move slower or faster?
(Answer)
slower

Ques: Given the fact that: Plug-in hybrids run for a longer time on electricity and so are less polluting than regular hybrids. Answer the question: Ian wants to produce less pollutants, so he buys a car that is a plug-in hybrid. The car will run on electricity better if it's plugged in for a longer time or shorter time?
Ans: longer time

(Q).
Given the fact that: We can say that resistance and current in an electric circuit areinversely proportional, because as the one increases, the other decreases, and vice versa. Answer the question: If current is increasing, there must be more or less resistance in the circuit?
(A).
less

Ques:Given the fact that: Shorter wavelengths (higher frequencies) correspond to higher energies and thus hotter star temperatures. Answer the question: Would a star that is significantly hotter than the sun, which is outputting blue light which is higher in frequency that the yellow light of the Sun, be hotter or colder??

Ans:hotter

Ques: Given the fact that: The more tightly packed the particles inside the material are, the more dense we say they are. Answer the question: Sasha is throwing bottles into the lake. Some bottles are filled with sand, and some only have a tiny bit of sand in them. The bottles with a tiny bit of sand will sink last because they are less dense or more dense?
Ans:
less dense