2. A. Review
AIR POLLUTION
is a mixture of solid particles and gases in
the air.
refers to the release of pollutants into the
air of human body.
3. the combination of fossil fuels like coal,
petroleum and other factory combustibles is
a major cause of air pollution these are
generally used in power plants,
manufacturing facilities waste incirenation
other types fuel-burning heating devices.
4. HOW TO PREVENT AIR
POLLUTION?
Reduce the number of strips you take in
the car.
Reduce or eliminate fireplace and wood
stove use.
5. HOW TO PREVENT AIR
POLLUTION?
Avoid burning leaves trash and other
garden.
Avoid using gas powered lawn and
garden.
6. THE EFFECT OF AIR POLLUTION
IN THE ENVIRONMENT
1.Global warming
2. Climate change
3. Acid rain
4. Smog effect
5. Deterioration field
8. C. NOISE POLLUTION
Noise Pollution- unwanted or excessive
sound that can have deleterious effect on
human health and environment quality it
also pollution is commonly generated inside
many, industrial and some other workplace
from the highway and others.
9. D.
4 Types of Noise Pollution
1. Continuous noise -exactly what it says
on the noise to produced continuously.
Example: by machinery that keeps burning
without interruption. This could come from
factory equipment, engine noise, or heating
and ventilation systems.
10. 2. Intermittent noise - level that increase
and decreases rapidly this might be caused by
a train passing, factory equipment that
operates in cycles, or aircraft flying above your
house.
Example: similar way to continuous noise.
11. 3. Impulsive noise - is the category of
noise that includes unwanted ,almost
instantaneous sharp sounds typically
cause by electromagnetic interference
scratches on disk, gunfire and
synchronization issues of digital audio.
Impulsive noises are commonly
created by explosions or construction
equipment, such as pile drivers, or your
nextdoor neighbour doing some DIY on a
Sunday morning.
12. 4. Low frequently noise - sounds
waves with frequently below the limit of
audibility hearing becomes less
sentences.
13. Causes of noise pollution
Traffic Noise - unwanted sounds that
comes from vehicles operating on wood
way like:
open pipe motor
trucks
buses
14. Construction sites - is an area or piece
of land on which construction works are
being out. Typically land will become a
construction site when it is handed over a
contractor to begin the construction
works.
15. Air Traffic noise -refers to a noise
produced by aircraft in flight that has
been associated with several negative
stress mediated health effects.
Social Events - something that happens
at the given place and the involving
public performance.
16. The effect of noise pollution
Impacts of millions of people on daily
basis the common health problem it causes
noise induced hearing loss exposure to
consistent, evaluated sound level ,
environment noise can cause hearing
impairment, hypertension , heart disease,
annoyance and sleep disturbance.
17. How to control noise pollution?
1. Turn off the appliances at home and offices
2. Shut down the door when using noisy
3. Lower volume
4. Stay away from noisy area
18. 5. Noise control
6. Use earplugs
7. Go green by planting tress
8. Close the window
19. How can we solve the noise
pollution?
-Respect your neighbors right to quiet keep
your radios, stereos and television turned
down.
-Don’t vacuum late at night soft coverings
should be placed on floors
20. - Don’t honk horns except emergency
- Educate friend and neighbors about hazard
of noise.
21. Noise pollution Solution
- We can reduced noise pollution by turning
the off the appliances when not in used of
earplugs, lowering the volume planting
more tress, regular maintenance of
vehicles and machine etc. by controlling
noise we can control negative health
effects the noise pollution has or everyone.
22. F. Identify all the good suggestion on how to
control noise pollution
