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: Exhaling, or breathing out, decreases the size of the chest, which increases air pressure inside the lungs.
 Question: If Mary is running and race and begins to breathe hard, what happens to the air pressure in her lungs as she constricts her chest? 
 Choices: A)increases 
B)decreases
answer:
increases


question:
Paragraph: The more tightly packed the particles inside the material are, the more dense we say they are.
 Question: Eric has a soccer ball and kicks it into a rock of roughly the same size. The rock doesn't move and the ball bounces away. The ball is _____ dense than the rock. 
 Choices: A)less 
B)more
answer:
less


question:
Paragraph: A wave caused by a disturbance with more energy has greater amplitude.
 Question: Kelly drops a 5kg weight and a 10kg weight in two similarly sized buckets. If this creates a wave, the wave with more amplitude was caused by the 
 Choices: A)5kg 
B)10kg
answer:

10kg