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: David turns down the temperature in the cabin, so energy of sound waves is moving 
 Answer: slower

Output: At a lower temperature, particles of the medium are moving more slowly, so it takes them longer to transfer the energy of the sound waves.


Input: Consider Input: Question: The ball began to raise slowly above the table. The higher it rises above the table, the potential energy will 
 Answer: increase.

Output: So the higher an object is above a surface, the more potential energy it has.


Input: Consider Input: Question: Jonah's family was barely getting any food when they plowed the field by hand, but when they got machines to help, the food supply 
 Answer: increased


Output: Better farming techniques and machines increased the food supply and the distribution of food.