A. sound wave only
B. light wave only
C. both sound and light waves
D. neither sound nor light wave
Correct Answer: both sound and light waves ✔
Last Updated: February 11, 2021
A. sound wave only
B. light wave only
C. both sound and light waves
D. neither sound nor light wave
Correct Answer: both sound and light waves ✔
Last Updated: February 11, 2021