Unit Test - Physics 0.0 / 5 ? Learning challengeFunNone Created by: Rachael RalfeCreated on: 07-05-13 17:31 How Does Sound Travel? An object vibrates and the ear picks up the sound 1 of 19 What does a large amplitude mean? Its a loud note 2 of 19 how does sound get quieter? less pressure is added to it 3 of 19 what happens when a ruler is hit at the end of a table? it vibrates to make a sound 4 of 19 what could damage your hearing? loud noises, old age, ear infection 5 of 19 what is noise unwanted sound 6 of 19 If a speaker is further away from your ear, will the sound be louder? No 7 of 19 would a sound be louder in a small room or a big room? a small room 8 of 19 what is the range of hearing for an adult? 20Hz - 20,000Hz 9 of 19 What can happen to an ear canal? Can be blocked by wax 10 of 19 What can be done about a torn ear drum? Doctors can fix it or it can mend by itself 11 of 19 what can happen to ear bones? stop vibrating 12 of 19 what can help an infected middler ear? other 13 of 19 what can happen to a cochlea and nerve? damaged by noise 14 of 19 what do doctors often find in foreign bodies? buttons, food and insects 15 of 19 why shouldn't you clear your ears with a cotton bud? it damages your ear 16 of 19 what is another name for a burst ear drum? perforated ear drum 17 of 19 what is a main symptom if tinnitus? hearing ringing in the ears 18 of 19 what travels faster, speed or light? light 19 of 19
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