Activity 1. Directions: Write TRUE, the statement is correct and FALSE if it is wrong. Write your
answers on the space provided.
1. Sound is transverse wave.
2. The best transmitter of sound is solid.
3. Pitch depends on the intensity of sound.
4. Sound cannot be transmitted in a vacuum.
5. Frequency is measured in hertz.
6. Alexander Graham Bell invented the piano.
7. Loudness is the highness or lowness of sound.
8. The human ear detects sound.
9. Sound vibration below 20 Hz is called infrasonic.
10. A musical sound is produced by irregular vibrations.
answers on the space provided.
1. Sound is transverse wave.
2. The best transmitter of sound is solid.
3. Pitch depends on the intensity of sound.
4. Sound cannot be transmitted in a vacuum.
5. Frequency is measured in hertz.
6. Alexander Graham Bell invented the piano.
7. Loudness is the highness or lowness of sound.
8. The human ear detects sound.
9. Sound vibration below 20 Hz is called infrasonic.
10. A musical sound is produced by irregular vibrations.
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Answers & Comments
1.False
2.True
3.False
4.True
5.TRUE
6.TRUE
7.TRUE
8FALSE
9.TRUE
10.TRUE
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