In this task, you are given a question and answer for that. The answer will fill in the blank or will complete the unfinished question. Your task is to provide an explanation based on the given question or fill-in-the-blank statement, and answer.

[EX Q]: Question: Ron was playing with a flashlight. He moved it back and forth slowly, and then quickly. Which motion likely caused more light to bend? 
 Answer: the quick motion
[EX A]: In refraction of light, the greater the change in speed, the more light bends.

[EX Q]: Question: Don needs to get a wire for work that has the most amount of resistance. Given the choice in wire length, Don will choose one that is 
 Answer: longer
[EX A]: The shorter the resistor, the less resistance it has.

[EX Q]: Question: Will has a pully with 5 rope segments. Alan's pully has an equal size rope with 7 segments. Which person needs more force to do the same job? 
 Answer: Will
[EX A]:
The more rope segments on a pully that are helping to do the lifting work, the less force that is needed for the job.