Which of the following statements best describes a difference between mechanical waves and electromagnetic waves?
Question 6 options:
Mechanical waves can produce colored light, while electromagnetic waves cannot.
Mechanical waves can travel in any direction, while electromagnetic waves travel only in one direction.
Mechanical waves travel only through a medium, while electromagnetic waves can also travel through a vacuum.
Mechanical waves travel only at the speed of light, while electromagnetic waves can travel at many different speeds.
