instruction:
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).
question:
Paragraph: The higher the pH value is, the stronger the base.
 Question: If Mona is adjusting the pH levels of her fish tank and she makes the pH lower, what happens to the baseness of the water? 
 Choices: A)higher 
B)lower
answer:
lower


question:
Paragraph: If the gas is cooled, the particles will move more slowly, because they will have less energy.
 Question: When we get cold we become 
 Choices: A)faster 
B)slower
answer:
slower


question:
Paragraph: If there are more greenhouse gases in the atmosphere, more ultraviolet radiation will be trapped and the Earth will heat up.
 Question: What would happen to the amount of ultraviolet radiation trapped in the atmosphere if the number of greenhouse gases were decreased? 
 Choices: A)more would be trapped 
B)less would be trapped
answer:
less would be trapped