Wednesday, 10 September 2014

SOUND


SOUND

1. A large tuning fork will make a   …………………… note than a small tuning fork.

2. Frequency is the …………………………………….……………….. that an object makes

every ………………..

3. A note with a low pitch has a    ……………………..    frequency.

4. A large organ pipe is likely to make a ……………………………… note than one of the

 same length but thinner.

5. An acoustic guitar uses the body of the guitar to make the sound   …………………….

6. Sound   ………………………………… travel though a vacuum

7. Sound travels   …………………………………….than light

8. It is often quiet in the country after a heavy snow fall because the soft snow ……………

the sounds.

9. Sound travels   ………………… in water then it does in air because the ……………….. of

 the water are   ……………………………………………than those in the air.

10. Frequency is measured in units called  ……………………………….

11. The approximate upper limit of hearing for someone of your age is …………………………

12. When a violin string is tightened the note it produces gets  ………………………………….

13. When a flute is taken from a cold practice room into a hot concert hall the notes it

produces will go ………………………

14. Sound is a …………………………………………….. wave

15. When the amplitude of the sound wave is increased the sound gets  ………………….