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Noise : How It Affects Our Lives


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distinction
difference
screech
a shrill sound
wail
loud cry
measured
counted, sized, quantified
decibels
unit of measuring sound level
register
record
faintest
hardly able to be heard
experience
feel
foul
offensive, dirty, soiled
blare
bellowing noise, loud sound
vessels
tubes in which blood circulates
rock band
group of Western Music players
Sound is something which we hear. It can be pleasant or unpleasant to our ears. Sound which is unpleasant is noise.
What is the difference between sound and noise?
decibel
What is the unit of measuring noise called?
Up to 75 decibels
Up to what level is sound tolerable to the human ear?
False
Every sound is noise to the human ears. T/F?
True
Noise can be injurious to health. T/F?
False
Noise does not pollute the environment. T/F?
False
Noise below 145 decibels is safe for every human being. T/F?
45-75 decibels
The sound made during normal conversation measures ________ decibels.
140
Beyone __________ decibels, noise can be painful to the ears.
hearing loss/ deafness
In order to protect ourselves from __________ it is necessary to keep a check on noise.
din, clamour, hubbub, row, tumult
Has the same meaning as noise.
words that sound the same but have different meanins
what are homophones?
brakes
We applied the (breaks/brakes) and the car stopped
heard
Sumeet danced with joy when he (heard/herd) that he had got a job.
panes
The window (pains/panes) were made of unbreakable glass.
herd
The dog chased the (herd/heard) of sheep.
break
Don't keep the glass near the gas, it will (break/brake).
pain
He has a sharp (pane/pain) in his knee because he fell.
bear
I can't (bear/bare) having cats in the house.
bare
Everyone must have at least the (bare/bear) necessities of life.
mail
I check my (male/mail) every day.
male
The peacock is a (mail/male) bird.
boast
One should not _____ about ones richness.
headache and hearing loss
What happens when someone is exposed to loud noise for a long period?
We cover our ears because too much loud noise causes the blood vessels in our brains to expand. This causes pain, distracts us and puts stress on our mind and body.
Why do we cover our ears when there is too much noise?
75 decibels
What is the upper limit of comfortable sound for our hearing?
They have passed anti-noise regulations.
What have many cities done to stop noise pollution?
100 decibels
When can loss of hearing occur due to sound level?
Ultrasonic sound
Sound beyond our hearing range
theatre
A place where dramas are staged is a____