Question

what is one thing that describes the motion of all waves? choose one option a it’s always fast b it’s always slow c it always repeats d it starts and stops

Explanation:

Waves are periodic phenomena. Their motion is characterized by repetitive patterns. The speed of waves can vary greatly (ruling out A and B), and they don't just start and stop randomly in a way that defines all - wave motion. Repetition is a fundamental characteristic of wave motion.

Answer:

C. it always repeats