The grammophone or phonograph had been invented, but most people had to play or listen to live instruments and orchestras if they wanted to hear music.
list two examples of how animals use sounds that people cant hear.
yes. It's invented long before that.
Deaf is a word use for people that can not hear. Also many people may be partially deaf, which means they can hear some sounds but not clearly.
they used mini cars but mostly they did not use cars at all. you can write that they did not use any cars at all if you have homework.
It is not pleasant to hear people swearing in the work place.
Filipino writers are people - they use the language that they hear around them every day.
To make your voice louder so the people far away can hear you
People who cannot hear (Deaf) or cannot or do not speak, and also for the people who wish to communicate with people who primarily use sign.
People use sound waves in ultrasound scans when women are pregnant. You can hear the noises the baby is making and the sound is through sound waves
To make your voice louder and clear so people far away can hear you
They use their ears to hear sounds
For entertainment. People like to hear their fortunes, even if they don't really believe in it.