Contents
Fuel
- Vehicles need petrol/diesel as a fuel because it speeds up the energy of the vehicles.
- It same as human body needs food as an energy source to work.
- Vehicles need fuel to work.
- Green Vehicles doesn’t need fuel to work.
- It runs without petrol/diesel.
- We should keep it in mind that petrol and diesel are non- renewable resources.
- It will not lasts with us forever.
- We can switch off the engine if the car is at rest.
- Ride bicycle or try to walk for shorter distances.
What Problems We Face From Noise Of Vehicles?
- Too much noise of anything leads to nausea, headache, irritation etc..
- One can get permanently deaf if he/she is always on a noisy place .
What Are The Various Minerals Which Are Mined From Deep Inside The Earth?
- The process of taking out the minerals from rocks buried under the earth’s surface is called Mining.
- Copper containing rocks looks blue in colour.
- Gold, silver, zinc, nickel etc.. are mined from deep inside the earth.
Which State Of India Have Oil Fields?
Assam , Gujarat, Rajasthan and coastal area of Andhra Pradesh and Maharashtra have Oil Fields.
What Are The Traffic Rules?
- Learning Traffic Rules comes under basic etiquettes and every one should know about it.
- There are three light signals .
- The red colour light is on it means all the vehicles should stop.
- The yellow colour light is on it means to wait and get ready to start.
- The green colour light means that all the vehicles can now move.
- All the vehicles should drive at a safe speed.
- Rushing up due to an emergency or due to fun can be dangerous both to the people who are inside the car and to the other people on the road.
- We should avoid overtaking other cars.
- Always Keep your eyes on the road .
- Don’t use your phone while driving the car.
Solar Energy:
- Solar Energy is the energy from the sun which is used in various purposes using technologies.
- This energy from the sun is converted into electrical energy.
There are various benefits that we get from solar energy:-
- Using Solar energy reduces the electricity bills.
- If we use solar energy then there will be low maintenance cost.
- The most important benefit is that it is a renewable resource and we didn’t need to worry about it’s high consumption.
- There is a lot of technology development due to the solar energy.
- We can use Solar Energy in the making of our buildings.
There are a few disadvantages of Solar Energy:-
- Buying a Solar system costs high and cannot be afforded by poor people.
- Solar systems are also weather- dependent. It works on rainy days also but the efficiency gets lower during these days.
- It needs a lot of space to get stored.