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: Its harder to overcome friction between heavier objects and the floor than it is between lighter objects and the floor.
 Question: Fred was moving a desk across the room. He then pushed a chair and it was much easier. This is because the lighter chair had _____ friction with the floor. 
 Choices: A)less 
B)more

Answer: less


Question: Paragraph: The farther the object is stretched or compressed, the greater its elastic potential energy is.
 Question: When we compress a spring down a lot what happens to the potential energy? 
 Choices: A)increases 
B)decreases

Answer: increases


Question: Paragraph: In the mesosphere, temperature decreases as altitude increases.
 Question: If a person sank lower within the mesosphere, would the temperature 
 Choices: A)increase 
B)decrease

Answer:
increase