Well, ear defenders absorbs the sound from going to your ear, if you don't wear ear defenders when your working in loud noises your ear can be damage.
Ear defenders protect your ears by absorbing the sound and fizzling it out
The people who wear ear defenders are the people who live or work in noisy environments, the Ear defenders protect them from loud noises, For example a builder might wear ear defenders to prtect his ears from the loud noise of the construction site. The noise may damage, His/Her ears.
Well, ear defenders will sit over your whole ear protecting all of it. But the part that's important to protect is the inner ear, that's where the actual hearing takes place.
Ear defenders.
Ear defenders could be used to protect your ears!
To protect their ears and hearing from getting damaged by loud noises.
Ear defenders should be worn in environments where the noise level exceeds 85 decibels to protect against hearing damage. It is important to select ear defenders with a Noise Reduction Rating (NRR) appropriate for the specific noise level in the environment.
Ear muffs, ear defenders... stuff like that! It blocks out the sound or cold as the energy is absorbed through it.
Foam, rubber, and cotton wool can be used for ear defenders.
people wear ear defenders because incase of a high pitch sound the ears defenders absorb the sound and then you don't have an ear infection.
Ear defenders work by absorbing sound energy before it reaches the ear. The material of the ear defender converts the sound energy into small amounts of heat or mechanical vibration, thus reducing the intensity of the sound that reaches the ear. This process helps to protect the sensitive structures of the ear from damage due to exposure to high noise levels.
You have your ear defenders. Then the sound waves hit the ear defenders and bounce off it.Other answerFirstly you draw the ear defender. Most likely sideways.Secondly, you can draw the materials you want to use in order and add what the particles look like in each material - close together, far apart etc.Hope I helped XD