Question

column i

1. wave
2. wavelength
3. frequency
4. refraction
5. diffraction
6. intensity
7. pitch
8. reverberation

column ii
a. measured in units called decibels
b. change in direction of a wave when it travels from one material to another
c. transports energy from one place to another
d. how low or high a sound seems
e. measured in units called hertz
f. repeated echoes
g. bending of waves around objects
h. the distance between one point on a wave and another one like it

Explanation:

1. A wave transports energy from one place to another.
2. Wavelength is the distance between one point on a wave and another one like it.
3. Frequency is measured in units called Hertz.
4. Refraction is the change in direction of a wave when it travels from one material to another.
5. Diffraction is the bending of waves around objects.
6. Intensity is measured in units called decibels.
7. Pitch is how low or high a sound seems.
8. Reverberation is repeated echoes.

Answer:

1. c
2. h
3. e
4. b
5. g
6. a
7. d
8. f