theresa comes up with four examples of waves: sound wave, ocean wave, light wave, and theresas examples is…

theresa comes up with four examples of waves: sound wave, ocean wave, light wave, and theresas examples is not an actual scientific wave?\nsound wave\nocean wave\nlight wave\nhand wave
Answer
Brief Explanations:
Sound waves are mechanical - longitudinal waves. Ocean waves are surface - gravity waves. Light waves are electromagnetic waves. A hand wave is a human gesture and not a scientific wave in the physical sense.
Answer:
D. Hand wave