1. Match Column A with Column B. Write the letter of the correct answer on the space provided.

1.it travels in a straight line. A. Echo

2.The sound wave that bounces back

B. noise 3.It is undesirable sounds which disturbs human. C. Light
4. It is the transmission of sound waves
to locate objects. D.Vibration
5.it is the back and forth movement of sound. E. Echolocation




Pa answer po pls need na po ngayon mag papasa na po ako:(​