![subject](/tpl/images/cats/fizika.png)
Physics, 16.02.2021 01:00 gissellebramwell
Bearing in mind that a sound reflects off an object if the object is larger than the wavelength of the sound, calculate the wavelength of a sound in the air for a sound in the middle of the human hearing range. Then calculate the wavelength for a sound in the middle of the bat hearing range. If you had to use echolocation to detect an insect, which sound has an advantage
![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Physics
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 09:00
What is a possible result of higher air temperature caused by global warming
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 14:10
Match these items. 1. coulombs __force 2. ohms __emf 3. centimeters __resistance 4. newtons __charge 5. volts __length
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 16:30
Which magnetic property best describes a magnet’s ability to act at a distance? magnets are dipolar. magnets attract only certain objects. magnets have magnetic fields. magnets can transfer their properties to certain materials.
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 23.06.2019 02:00
How many electrons does each element require in its valence shell to become stable?
Answers: 1
You know the right answer?
Bearing in mind that a sound reflects off an object if the object is larger than the wavelength of t...
Questions
![question](/tpl/images/cats/istoriya.png)
History, 23.04.2021 01:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 23.04.2021 01:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 23.04.2021 01:20
![question](/tpl/images/cats/mkx.png)
Arts, 23.04.2021 01:20
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 23.04.2021 01:20
![question](/tpl/images/cats/en.png)
English, 23.04.2021 01:20
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 23.04.2021 01:20
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 23.04.2021 01:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 23.04.2021 01:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 23.04.2021 01:20