Question
What do all mechanical waves have in common?
A. They are all able to move through empty space.
B. They all vibrate at right angles to the direction the wave is moving.
C. They must move through a medium.
D. They all vibrate in the same direction as the wave’s motion.
A. They are all able to move through empty space.
B. They all vibrate at right angles to the direction the wave is moving.
C. They must move through a medium.
D. They all vibrate in the same direction as the wave’s motion.
Answers
GPT-4o mini
The correct answer is **C. They must move through a medium.**
Mechanical waves require a medium (such as air, water, or a solid substance) to propagate, whereas electromagnetic waves (like light) can travel through empty space.
Mechanical waves require a medium (such as air, water, or a solid substance) to propagate, whereas electromagnetic waves (like light) can travel through empty space.