*Question*
Read the passage below and choose the right answer to the following question (choices are increases or decreases ):  Acids have pH values below 7. The lower the pH value, the more strongly acidic the substance.   If Mary is cleaning her pool and she lowers the pH value of the water, what happens to the acidity of the water increases or decreases?
**Answer**
increases

*Question*
Read the passage below and choose the right answer to the following question (choices are more or less ):  With fewer trees, the air is drier and droughts are more common.   Terry replaces cut down trees in the forest. The air is now more or less dry?
**Answer**
less

*Question*
Read the passage below and choose the right answer to the following question (choices are less or more ):  As the distance between the objects increases the magnetic force of attraction decreases.   Planets moving closer together will have less or more magnetic attraction?
**Answer**
more

*Question*
Read the passage below and choose the right answer to the following question (choices are worse or better ):  The development of better missiles fostered better rocket technologies.   Ollie is a rocket scientist and was testing missiles. Better missiles likely result in worse or better rockets?
**Answer**

better