Sounds that can be heard in a children's park might include:
In a children's park you might hear animals, birds, crowd sounds, sounds of playing tracks like swings, loudspeaker, etc.
birds
Mostly turbulence, but the sounds of the valves closing can also be heard.
I think you mean, "acoustics" as a term meaning how well sounds can be heard in a particular room or hall.
bronchial sounds
acoustics
The address of the Buena Park Childrens Museum is: 7550 Orangethorpe, Buena Park, CA 90621-3467
Bowel sounds are best heard at the LUQ
The address of the Hopkinsville Childrens Memorial Park is: 203 Jp Campbell Road, Hopkinsville, KY 42240-8604
The address of the International Childrens Museum Inc is: 3450 Northlake Blvd, Lake Park, FL 33403
The address of the Happy Hands Childrens Museum is: 551 Taopi Lane, Woodland Park, CO 80863
blaze castle
The address of the Amelia Park Childrens Museum Inc is: Po Box 931, Westfield, MA 01086-0931
The address of the Wonder Works Childrens Museum is: 6445 North Ave, Oak Park, IL 60302-1009
No, high frequencies are heard as high pitched treble sounds.
The web address of the Happy Hands Childrens Museum is: www.happyhandscm.org
The address of the Americas Childrens Museum On Wheels - Storybus is: 1770 1St St Apt 500, Highland Park, IL 60035-3247
The frequencies of sounds that can be heard by most people are between 20 and 20,000 Hz. Sounds outside of this range are possible, but can no longer be heard by humans.