Given the question: Answer the following question given this paragraph: No doubt you've seen this happen. Droplets of water fall into a body of water, and concentric circles spread out through the water around the droplets. The concentric circles are waves moving through the water. Q: Concentric circles that spread out through the water around the droplets are actually types of what moving through the water? Choices: - winds - troughs - lines - waves A:
The answer is:
waves