Social Science : Term 1 Unit 4 : Safety
UNIT 4
Safety
Learning Objectives
* Understand the safety measures to avoid accidents
* Know about Fire safety
* Know about Road safety
* Understand the water safety
* Know about the electrical safety
Our life is very precious and important. In our day – to – day life, accidents may occur in home, school, road and other places. We have to be cautious to protect ourselves from dangers. We can be safe by knowing the safety measures and following them.
Reasons for the danger or accident
REASONS FOR ACCIDENTS
* Haste / urgency
* Carelessness / Negligence
* Lack of awareness
* Indifference / Contempt
* Violation of rules
* Lack of formal training
* Not following safety measures
In our lives, there are accidents caused by fire, water, vehicles, electricity, toxic organisms, sharp weapons and glassware, pesticides etc.
Fire safety
‘Fire is the man‛s marvelous creation‛
* Fire can create and destroy the things.
* Fire is used in many ways in our everyday life. We should handle it carefully.
Reasons for fire accidents
Fire accidents can occur in the following ways:
* Crackers and explosives
* Electrical short circuit
* Leakage in gas cylinders
* Highly inflammable things like kerosene
How the forest fire occurs?
• The bamboo trees when they forcefully cross each other makes forest fire.
• When the people leave the fire in the forest after using it.
Precautions to avoid fire accidents
1. We should handle the highly inflammable things carefully.
2. The person who cooks can wear cotton clothes. Some types of clothes can easily catch fire.
3. We should close the cylinder valve after cooking.
4. Don’t play with fire.
5. We should be cautious and careful while bursting crackers and elders should be with us when we burst crackers.
Think
Have you ever seen it? If yes, where have you seen it?
• Yes. I have seen in my school
What to do during a fire accident?
1.Use fire extinguisher.
2. Execute fire warning system in buildings.
3. Cover your mouth and nose with wet cloth when the smoke spreads.
4. Use a sack to put off the fire when it spreads over the body of someone. Bring the person to any airy place.
When your clothes get fire:
* You shouldn’t run.
* Drop down and roll on the ground.
(If you run, the fire will spread rapidly)
LET US KNOW
To inform any fire accident, Dial “101”
What should you not do?
If there is a burn in your skin,
* You shouldn’t put pen ink or coffee powder on it. (If you put, it will infect the burn)
* Don’t prick it with sharp things like needles. (If you prick it, it will infect the burn)
ACTIVITY
Let us write
How fire is used in our daily life?
• Fire is used for cooking.
• Fire is used to melt the Dhar for making Road.
• Fire is used to make ornaments from gold.
• To burn waste materials.
• To burn candle and incense stick in our home.
• To get light in our home.
Water Safety
‘Water is the elixir of life‛
Water is very important in our daily life.
If we violate the safety rules while bathing in lake, river, waterfalls and sea, accidents will occur.
Think
Have you ever bathed in lake or river? If yes, with whom did you go?
Yes, I took bath in a river with my father.
LET US KNOW
Whenever we take bath in river or pond, we should go with elders. Only if weknow to swim we should go for a bath in a river or a pond.
Precautions:
1. We should not go alone to bath in water bodies.
2. Do not step into the stagnant pond.
3. Do not go beyond the danger zone.
4. Do not peep into the well. It may be deep and dangerous.
5. We have to wear life jacket when we travel in water.
Electrical safety
Electricity has become a necessity for our lives. Times have changed these days that things don’t function without electricity. It is used in houses, factories and other work places. Accidents occur when we use it carelessly.
Precautions :
1. Do not touch switches, plugs or electrical wires with wet hand.
2. Do not touch the iron box and other electrical appliances when they are switched on.
3. Do not play near electrical towers or transformers.
4. Do not climb on electrical posts.
5. Do not insert stick or any other objects into the switch boxes.
6. Do not go near the wires or electrical posts during rains.
ACTIVITY
Let us write
Write the names of the electrical appliances use in your home:
Lights
Iron Box
Fans
Refrigerator
Washing machine
Air conditioner
Electric stove
LET US KNOW
We should not pour water to extinguish the fire caused by electrical short circuit.
Road safety
We must be very careful while traveling on any road. The number of vehicles going on the road is increasing. Most of the accidents are caused by carelessness.
Traffic signals for vehicles
Red : stop
Yellow : Get ready
Green : Go
To avoid accidents,
* Follow traffic rules.
* We must follow the signals of traffic police.
* Do not rush on the road.
* We should wear seat belt when we travel in a car.
* We should wear helmet while riding a two wheeler.
Wear helmet. Save your life.
On the road
* Always walk on the pavement.
* Do not play on the road.
* We should look at the colours of the signal while crossing the road.
Traffic signs for the pedestrians
Red : Stop
Green : Go
Think
1. Have you ever seen these signs?
Yes
2. Where did you see?
Infront of my school.
LET US KNOW
When crossing the road if there is no traffic signal, we have to look at the right, left and right again.
Zebra Crossing
Pedestrians should cross the road only at the zebra crossing.
The black and white lines of zebra crossing resembles the skin of zebra.
Let us obey rules !
ACTIVITY
Let us write
Write down the slogans of awareness which you have listened while travelling.
• Don’t drink and drive.
• Keep the rules. Rules will keep you safe.
• Wear helmet always while riding vehicles.
• Stop. Get ready. Go.
Traffic Park
There is a traffic park for children in Birla Planetarium in Chennai.
It is a park in which we can learn the rules of the road. One of the intentions of this park is to improve awareness of traffic safety among school children. There we can learn traffic rules easily.
Think
Are there such traffic parks in your area?
No. But I have seen in the T.V. advertisement.
Be safe from Toxic organisms
Pesticides are used to kill insects in our home. We shouldn’t touch these Pesticides. They are very dangerous.
Dangers caused by toxic organisms
Symptoms:
* Causes skin redness and itching.
* Causes inflammation of skin. (Inflammation occurs in places like eye lid, Ears and lips.)
* Causes headache, vomiting and giddiness.
We can do first aid and then go to the hospital.
Precautions:
* Do not go near bushes.
* Keep the house and surroundings clean.
LET US KNOW
The people who work in plantation can apply the mixture of sesame and paraffin oils. If they do so, the insects won’t bite.
Glasswares and Sharp weapons
* Handle the glasswares and sharp weapons carefully.
* They may cause injuries.
Recap
* “Our life is precious” If we want to live a healthy life without pain, we need to be cautious.
* Let us, obey the safety rules and live without pain.
EVALUATION
I. Choose the correct answer from the bracket
(Fire, Water, Electricity, Snake, Traffic light)
1. If touched, It will be hot If left, it will burn
What is it? Answer: Fire
2. I use it everyday. I see it during rainy day.
What is it? Answer: Water
3. I spread through lines, but I’m not a climber
I help to glow the bulbs.
Who am I ? Answer: Electricity
4. He doesn’t have legs who slithers and wanders in Jungles.
Who is he? Answer: Snake
5. The one who stands on the road and guides us has three eyes of three colours.
Who is he? Answer: Traffic light
(Fire, Water, Electricity, Snake, Traffic light)
II. Write True or false
1. We shouldn’t play in the kitchen. (True )
2. We can go to the deep part of the river to bath. (False)
3. Never touch the electrical appliances with wet hand. (True)
4. We should keep the house and surroundings clean. (True)
5. We can play with glassware. (False)
III. Answer the following questions
1. Write some factors that can cause accidents.
* Not following safety measures.
* Haste.
* Carelessness.
* Lack of awareness.
2. What should we do, if our clothes catch fire?
* Use a sack to put off the fire.
* We shouldn’t run.
* Drop down and roll on the ground.
3. How should we protect ourselves from accidents caused by electricity?
* We do not touch switches, plugs or electrical wires with wet hand.
* We do not touch the iron box and other electrical appliances when they are switched on.
* We do not play near electrical towers or transformers.
* We do not climb on electrical posts.
4. Where should we cross the road?
* Always walk on the pavement.
* Do not play on the road.
* We should look at the colours of the signal while crossing the road.
5. Mention the names of some toxic organisms.
Scorpion, spider, wasp, snake.
IV. Let us colour.
Traffic light
FUN WITH ACTIVITY
PROJECT
Write your experience of bursting crackers during Diwali.
• I used small size crackers.
• I burst the crackers where there was nobody
• Mathappu, saram, poothotti which makes no noise. I use them always.
• I never used crackers which make so much of noise.
• I never destroyed our environmental by bursting crackers.
How the forest fire occurs?
• The bamboo trees when they forcefully cross each other makes forest fire.
• When the people leave the fire in the forest after using it.
Think
Have you ever seen it? If yes, where have you seen it?
• Yes. I have seen in my school
ACTIVITY
Let us write
How fire is used in our daily life?
• Fire is used for cooking.
• Fire is used to melt the Dhar for making Road.
• Fire is used to make ornaments from gold.
• To burn waste materials.
• To burn candle and incense stick in our home.
• To get light in our home.
Think
Have you ever bathed in lake or river? If yes, with whom did you go?
Yes, I took bath in a river with my father.
ACTIVITY
Let us write
Write the names of the electrical appliances use in your home:
Lights
Iron Box
Fans
Refrigerator
Washing machine
Air conditioner
Electric stove
Think
1. Have you ever seen these signs?
Yes
2. Where did you see?
Infront of my school.
ACTIVITY
Let us write
Write down the slogans of awareness which you have listened while travelling.
• Don’t drink and drive.
• Keep the rules. Rules will keep you safe.
• Wear helmet always while riding vehicles.
• Stop. Get ready. Go.
Think
Are there such traffic parks in your area?
No. But I have seen in the T.V. advertisement.