Sound
Name: ______________________ Date: ____________
Write the letter of the matching item on the line next to each number.
1. SOUND
A. Natural satellite that orbits the Earth
2. FREQUENCY
B. The sense organ for hearing and equilibrium
3. PITCH
C. To perceive via the auditory sense
4. MOON
D. The property of sound that varies with variation in the frequency of vibration
5. VIBRATION
E. A regular periodic variation in value about a mean
6. HERTZ
F. The particular auditory effect produced by a given cause
7. EAR
G. The number of occurrences within a given time period
8. HEAR
H. The unit of frequency
9. NOISE
I. Sound of any kind