Содержание
- 2. Plan Introduction Ecology of sound Sound level meter 2. Experimental study 2.1. Practical work "Study noise
- 3. Introduction Noise pollution constantly grows. Noise is sound waves perceived by people as unpleasant, disturbing or
- 4. Sound Environment Environmental noise is one of the forms zagryazneniya environment. The increase in noise levels
- 5. Sound Level Meter To measure noise using sound level meter: the simplest case, it consists of
- 6. Sound Level Meter However, our ear is quite complicated system, and at the entrance to the
- 7. Variety of sound meter
- 8. State the problem of reducing traffic noise In the General case, methods to reduce traffic noise
- 9. Any attempt to regulate noise should begin with the establishment of the sources of this noise.
- 10. Limiting the impact of road transport noise Therefore, it is possible to achieve a substantial noise
- 11. Conclusion Noise must be fought. Therefore, the problem of effective noise isolation – very important. The
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