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14. Which of the following waves is an electromagnetic wave?
A sound
B. light
C. water waves
D. seismic waves
15. What kind of wave vibrate our eardrums so we can hear?
A water waves
B microwaves
C. light waves
D. sound waves
16. In which of the following waves does the disturbance move in the same direction as the wave?
A Microwaves.
B. Light waves
C. longitudinal wave
D. transverse