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.

Input: Consider Input: 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

Output: In refraction of light, the greater the change in speed, the more light bends.


Input: Consider Input: Question: Henry noticed that his piece of cake was lighter than his piece of butter. The cake was _____ dense. 
 Answer: less

Output: A given volume of a denser substance is heavier than the same volume of a less dense substance.


Input: Consider Input: Question: It Jim makes his resistor longer, the resistance is exhibits is 
 Answer: greater


Output: The longer the resistor, the more resistance it has.