MODULE 4: IT'S NICE TO HEAR YOU
Directions: Read carefully and answer the following. Write your answers on aseparate
sheet of paper.
Test A. Arrange the following materials where sound can travel the slowest to
the fastest, 1 as the slowest and 8 as the fastest.
Answers & Comments
Answer:
1. air
2.water
3.aluminu
4.helum
5.hardwoon
6.iron and steel
7.seawater
8.hydrogen