TASK DEFINITION: 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).
PROBLEM: Paragraph: The farther the sound waves travel away from the source, the more spread out their energy becomes.
 Question: If Milo is listening to the radio and he moves closer to the radio in the room, what happens to the sound waves entering his ear? 
 Choices: A)they spread out less 
B)they spread out more

SOLUTION: they spread out less

PROBLEM: Paragraph: Rougher surfaces have more friction between them than smoother surfaces.
 Question: If Mona is comparing sandpaper with notebook paper and she determines that sandpaper is rougher then notebook paper, which object has less friction? 
 Choices: A)sandpaper 
B)notebook paper

SOLUTION: notebook paper

PROBLEM: Paragraph: A: As the car approaches the radar gun, the reflected microwaves get bunched up in front of the car. Therefore, the waves the receiver detects have a higher frequency than they would if they were being reflected from a stationary object. The faster the car is moving, the greater the increase in the frequency of the waves.
 Question: The cop shot the radar gun at the super fast car, which _____ the waves. 
 Choices: A)increased 
B)decreased

SOLUTION:
increased