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: As the distance between the objects increases the magnetic force of attraction decreases.
 Question: If two magnetic objects move apart, they will cause the magnetic force of attraction to 
 Choices: A)increase 
B)decrease
answer:
decrease


question:
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
answer:
more


question:
Paragraph: Its harder to overcome friction between heavier objects and the floor than it is between lighter objects and the floor.
 Question: Mike is trying to make two different things slide across the ground. One is block, the other is a chair. The thing that will be easiest to push has 
 Choices: A)more mass 
B)less mass
answer:
less mass