Hearing and Sound
The highness or lowness of sound is called its______.
What is PITCH?
Sounds is made when things ___________.
What is vibrate?
Device used to protect your hearing.
What are Ear Muffs?
What is Solid?
This unit is used to measure sound frequency in animals.
What is Hz (Hertz)?
Sound waves that are tall make this kind of sound_________.
What is loud?
How loud or how soft a sound is is called_________.
What is volume?
140 dB would cause this to the human ear....
What is pain and inevitable hearing loss?
Sound travels best when....
What is when nothing blocks the sound?
This animal hears lower sound frequencies than humans ________.
What are dolphins?
This part of the ear catches vibrations......
What is the Pinna?
Sound can travel through__________, ___________, and ___________.
What is SOLID, LIQUID, and GAS?
60-65 dB is this to the human ear.
What is Normal conversation?
Vibrations travel through the ear in this order....
What is the outer ear, middle ear and inner ear?
One of these animals hear higher sound frequencies than humans_________.
What are
1. bats
2. dolphins
3. cats
Tapping an object is one example of making this.....
What is sound?
The process of increasing the volume of a sound is________.
What is amplification?
Name 3 sounds that can damage our hearing?
What is,
A Plane taking off
Concerts
Construction machines
Music would be an example of this kind of sound.....
What is a pleasant sound.
Owls have this kind of hearing....
What is fantastic?
High pitches move _________
What is fast?
The motion of particles in the air or in an object. This motion transmits sound.
What is Vibration?
Time exposure to 85-90 dB in which could cause hearing loss is this many hours....
The quality of a sound is called this _________.
What is Timbre?
They say bats hear similar to humans true or false.
What is True?