What is the role of firefighters Class 7?

Who is Fireman Class 7 English?

Answer: Before the fire brigade came into the picture people used to extinguish fire forming human chain. Everyone was a fireman in that scenario. People used to pass buckets filled with water from a pond or well through each other and the person at the extreme end used to pour it over the flames. 7.

What is fire for us Class 7?

Fire is the result of a chemical reaction. This is what we call fire. To burn a piece of paper or wood, we heat it before it catches fire. Oxygen comes from the air.

Why is fire a good servant but a bad master class 7?

fire is a good servent as it helps in many ways i.e cooking, burning etc. but a bad master because it can easily spread in forests and houses and can pollute air and also can harm human life when not controlled.

What are the advantages of fire class 7?

Answer:- The advantage like we use fire to cook our food, warm our homes in winter, to generate electricity etc. While the disadvantage is that fire is dangerous if it goes out control. However, thousands of homes and shops are damaged due to fire.

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What is the role of firefighter?

As a firefighter, you’ll respond to emergency situations and protect people, the environment and property from all types of accident and emergencies. You’ll work closely with the local community to increase their level of fire safety awareness, in order to help prevent fires and accidents happening in the first place.

What is fireman do?

Example of a Fireman job summary

Work is to be completed as an individual contributor to the firefighting team by responding to and fighting fires, delivering emergency medical care, conducting property inspections, taking part in ongoing training and participating in outreach events within the community.

Who are firefighters 7?

Firefighters are highly trained and skilled people. They can do five things – cut off electricity supply, knock down dangerous walls, spray water, bring fire under control and give first aid to the people who are suffering from burns or from the effects of smoke.

Who discovered fire?

Claims for the earliest definitive evidence of control of fire by a member of Homo range from 1.7 to 2.0 million years ago (Mya). Evidence for the “microscopic traces of wood ash” as controlled use of fire by Homo erectus, beginning roughly 1 million years ago, has wide scholarly support.

What is fire very short answer?

Fire is the product from a chemical reaction between oxygen in the atmosphere and some sort of fuel. Oxygen, fuel and heat are needed for fire to occur. This is known as the fire triangle. Combustion is when fuel reacts with oxygen to release heat energy.

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What is this fire?

Fire is a chemical reaction that converts a fuel and oxygen into carbon dioxide and water. It is an exothermic reaction, in other words, one that produces heat.

What are uses of fire?

Fire has been used by humans in rituals, in agriculture for clearing land, for cooking, generating heat and light, for signaling, propulsion purposes, smelting, forging, incineration of waste, cremation, and as a weapon or mode of destruction.

What are the three main ways in which a fire can be controlled Class 7?

The fire can be controlled or put out in the following three main ways : (i) We should take away the fuel. (ii) Ordinary fires can be put out with a damp blanket or a sack, (iii) We should remove the heat.

What are the things required to make fire class 7?

Three things are needed to make fire— fuel, oxygen and heat. Wood, coal, cooking gas and petrol are some examples of fuel. Oxygen comes from the air.