Advertisements
Advertisements
Question
What are the benefits, if we switch off the engine of the vehicles at the red light on the road?
Advertisements
Solution
It will save fuel if we switch off the engine of the vehicles at the red light on the road.
APPEARS IN
RELATED QUESTIONS
- What do you think they need petrol and diesel as fuel?
We should use petrol and diesel judiciously. Think why?
The rates of petrol are different in each city. The rates of petrol and diesel in Delhi are given here. Look at the table and answer the questions.
| Oil | Rate of one litre in 2002 (Oct) | Rate of one litre in 2007 (Oct) | Rate of one litre in 2014 (Oct) |
| Petrol | Rs 29.91 | Rs 43.52 | Rs 67.86 |
| Diesel | Rs 18.91 | Rs 30.48 | Rs 58.97 |
- In 2014, as compared to 2007 the rate of petrol went up by ______ rupees. The rate of diesel increased by ______ rupees.
Why are the prices of petrol and diesel going up?
- Where all is an oil used?
Do you know anyone who collects dry wood or leaves to be used for lighting a chulha?
Who cooks food in your family? What about other families in your area?
If they cook food using wood or upla (cow dung cakes), what difficulties do they face due to smoke?
When they were young what was then used to cook food at home?
Look out for news reports on oil. Cut these and make a collage. Put up a chart in your classroom. Also, write your own views on these news reports.
