You are given a short paragraph, a question and two choices to answer from. Choose the correct answer based on the paragraph and write the answer(not the key).

[EX Q]: Paragraph: Electrons at lower energy levels, which are closer to the nucleus, have less energy.
 Question: Mona is measuring electrons and their energy levels for a school science project. Some electrons are closer to the nucleus compared to others. Do closer electrons or electrons that are further away have less energy? 
 Choices: A)closer 
B)further away
[EX A]: closer

[EX Q]: Paragraph: Acids have pH values below 7. The lower the pH value, the more strongly acidic the substance.
 Question: You can find tables that show the pH value of different fruits and vegetables. The fruits such as oranges are very acidic so they have a pH value that is 
 Choices: A)higher 
B)lower
[EX A]: lower

[EX Q]: Paragraph: Rougher surfaces have more friction between them than smoother surfaces.
 Question: A piece of glass has _____ friction than a piece of sandpaper. 
 Choices: A)more 
B)less
[EX A]:
less