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).
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Question: Paragraph: As the rocks move deeper into the Earth, temperature and pressure increase.
 Question: Ulysses pilots his drill ship deep into the Earth's core, then back up. His ship is subjected to _____ temperature and pressure at the surface. 
 Choices: A)less 
B)more

Answer: less


Question: Paragraph: When a volume of water is cooled, the molecules move less vigorously, so same number of molecules takes up less space and the water is denser.
 Question: When we raise the temperature of water it becomes 
 Choices: A)less dense 
B)more dense

Answer: less dense


Question: Paragraph: Rougher surfaces have more friction between them than smoother surfaces.
 Question: A piece of sandpaper was rubbed across a glass table, then the sandpaper was rubbed across some gravel. The friction will be less between 
 Choices: A)the sandpaper and the glass table or 
B)the sandpaper and the gravel.

Answer:
the sandpaper and the glass table or