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).

Paragraph: Bases have pH values above 7. The higher the pH value, the more strongly basic the substance.
 Question: If we tested a substance and the number was high on a pH test then the item is 
 Choices: A)acidic 
B)basic
basic

Paragraph: Rougher surfaces have more friction between them than smoother surfaces.
 Question: Eric rubs together tissue paper and then sandpaper. The rougher tissue paper has _____ friction than the sandpaper. 
 Choices: A)less 
B)more
more

Paragraph: With less ozone in the stratosphere, more UV rays reach the ground.
 Question: If Milo lives in a country that starts producing pollution which causes the ozone layer to deplete, what happens to the amount of UV rays that can reach the ground? 
 Choices: A)increase 
B)decrease

increase