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

Answer: 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.


Question: Question: Curt wants to make a drink from chocolate chips and milk. To make the chips melt more slowly, Shane will use chips that are 
 Answer: bigger

Answer: It would be hard to get a big chunk of chocolate to dissolve in your milk or hot water. Maybe you could make hot chocolate from some smaller pieces like chocolate chips, but it is much easier to add a powder to your milk. This is because the smaller the pieces are, the more surface area they have.


Question: Question: When it gets hot things move 
 Answer: faster

Answer:
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.