Parts of the ear
Name two parts in the outer ear.
Pinna, ear canal or ear drum
How loud or how soft a sound is is called ___________
volume
What is something that can protect your hearing?
earplugs, ear muffs
Name an animal that doesn't have ears. How do they hear?
Snake hears by feeling vibrations
Name an instrument that has a high pitch and a low pitch
flute and tuba
What are the three bones in the ear?
hammer, anvil and stirrup
How high or low a sound is is called ____________
pitch
What is something that can help people with hearing damage?
Hearing aid
Name two animals that use echolocation
bat and dolphin
Describe high pitched and low pitched vibrations
High-pitched sounds have quicker vibratiobs. Low pitched sounds have slower vibrations
Which part of the ear does sound vibrate?
eardrum
How do sounds travel?
In sound waves that move by vibrating objects
____ decibels and above can damage your ears.
Any sound at or above 85 can damage your ears.
Which animal has the best hearing?
The greater wax moth
Name an animal that can hear higher pitches than humans
Elephants, mice, dogs, bats, cats, owls, horses, dolphins, pigeons, etc
What is the nerve called that is connected to the cochlea and the brain?
Auditory nerve
Sounds can travel in ________, __________, and ________.
solids, liquids and gasses.
Name something that can cause hearing damage.
rock concert, power tools, rocket, fireworks
Describe how an animal hears.
Answers vary
What do we use to measure sound?
decibels
In which part of the ear are the tiny hairs that can be damaged found?
cochlea
Sounds travel best in a ___________
Solid
Which part of the ear is damaged by loud sounds?
cochlea
What is the hearing range of humans?
20 Hz-20,000 kHz
Name the five senses
hear, sound, touch, taste, smell