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 more charged the objects are, the stronger the electrostatic force between them.
 Question: Megan had two charged metal balls that she was analyzing. If she decreases the charge of the balls, the electrostatic force between them 
 Choices: A)decreases 
B)increases
answer:
decreases


question:
Paragraph: Lower temperature and higher salinity yield the densest water.
 Question: Will removed salt from the pool water. The water is now 
 Choices: A)less dense 
B)more dense
answer:
less dense


question:
Paragraph: When your brain senses that your body temperature is increasing, it sends messages to the blood vessels in the skin to increase in diameter.
 Question: A person with a low body temperature will have _____ of the blood vessels in the skin. 
 Choices: A)narrowing 
B)widening
answer:
widening