Acids have pH values below 7. The lower the pH value, the more strongly acidic the substance.  You can find tables that show the pH value of different fruits and vegetables. The fruits such as apples are barely acidic so they have a pH value that is higher or lower?
higher


(Question)
Larger telescopes can collect more light and see finer details than smaller telescopes.  The reason scientists use huge telescopes is because they collect more light or less light?
(Answer)
more light


Ques: Greater use of oil and other fossil fuels causes more pollution.  When we add more cars to the road the pollution levels decrease or increase?
Ans: increase


(Q).
Warm air is less dense than cool air, so it rises higher in the troposphere.  Fred started a fire on the beach. The air distant from the fire likely falls or rises?
(A).
falls


Ques:With less ozone in the stratosphere, more UV rays reach the ground.  What happens to UV levels under the ozone hole increase or decrease?

Ans:increase


For a given medium, sound waves travel more slowly at lower temperatures.  If Milo is listening to the radio in his room and the room gets hotter, what happens to the speed of the sound waves generated by the radio increase or decrease?
increase