The diagram shows waves of sound travelling through the air.
An illustration of a point labeled sound source with concentric circles spreading out from it. Every other circle is 1 more meter away from the source. The sound source is 270 decibels.
By which factor is the sound intensity decreased at 3 meters?
StartFraction 1 over 9 EndFraction.
StartFraction 1 over 3 EndFraction.
StartFraction 1 over 2 EndFraction.
StartFraction 1 over 4 EndFraction.
Answers: 1
Another question on Physics
Physics, 23.06.2019 02:00
2select the correct answer. javed suffers from a severe food allergy. which device should javed always carry? a. inhaler b. epi pen c. nebulizer d. insulin pen
Answers: 1
Physics, 23.06.2019 06:00
2) the sun is wonderful source of energy. it is renewable and natural with few dangers. solar cells rely on the sun for energy. these cells would be more practical to use if they were
Answers: 2
Physics, 23.06.2019 08:40
Question 1 of 10multiple choice: select the best answer and click "submit."what method of forecasting predicts the arrival time of a storm based on itscurrent speed and other starting variableso a. climatology methodo b. trends methodo c. analog methodod. persistence method
Answers: 2
Physics, 23.06.2019 18:20
According to newton's first law of motion, what will an object in motion do when external force acts come to a stop move at the same velocity speed up change direction
Answers: 1
You know the right answer?
The diagram shows waves of sound travelling through the air.
An illustration of a point labeled sou...
Questions
Mathematics, 04.03.2021 03:40
Mathematics, 04.03.2021 03:40
Mathematics, 04.03.2021 03:40
English, 04.03.2021 03:40
Geography, 04.03.2021 03:40
Mathematics, 04.03.2021 03:40
Mathematics, 04.03.2021 03:40
Mathematics, 04.03.2021 03:40
Mathematics, 04.03.2021 03:40
Mathematics, 04.03.2021 03:40
Mathematics, 04.03.2021 03:40
