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: Jacob was doing a science experiment in class and learned that when waves have less amplitudes, then they also have energy that is 
 Answer: smaller
Waves with greater amplitudes or shorter wavelengths have more energy.