Question

B. State whether True or False. Correct the false statements.
1. Pitch is the measure of amplitude of sound.
2. The unit for measuring loudness of sound is Hertz.
3. The cochlea sends sound waves to the brain for interpretation.
4. If the length of the pendulum is changed, the time period and the frequency do not change.
5. The high-pressure regions are
called rarefactions and the low-pressure regions are called compressions
6. Percussion instruments produce music when their strings are plucked.
7. Bats use sound-absorbing materials to navigate. ​

Answer 1

Answer:

1. false

2 . false

3.true

4.true

5.false

6.false

7.true

Answer 2

Answer:

false

false

false

false

true

false

true