Difference between revisions of "TNSB - 8 - Science :: Coal and Petroleum"

[Contributor - Kripa S]

http://www.textbooksonline.tn.nic.in/Books/Std08/Std08-III-MSSS-TM-3.pdf#page=1 (Tamil Medium)

http://www.textbooksonline.tn.nic.in/Books/Std08/Std08-III-MSSS-EM-3.pdf#page=1 (English Medium)

[Contributor - Anu Nived]

http://embed.wistia.com/deliveries/e843e74e9dde9b9762fbe4416d5fe5cf5e826b49.jpg (fossil fuels)

http://www.chemistryexplained.com/photos/coal-3347.jpg (exhaustible resource - Coal)

http://study.com/cimages/videopreview/nonrenewable-resources-definition-examples_133782.jpg (exhaustible resources)

https://classconnection.s3.amazonaws.com/514/flashcards/883514/jpg/wind_turbines1320683586005.jpg (inexhaustible resource - Wind)

[Contributor - Kripa S]

1. Look around you, what are the substances that are natural and which are manmade?

2.What are the forms of coal? where are they used? explore and make a chart.

3. Choose any five families of your neighbourhood. Enquire whether their energy consumption (coal, gas, electricity, petrol, kerosene) has increased or decreased in the last five years. Enquire also about the measures they adopt to conserve energy

[Contributor - Ramkee]

https://drive.google.com/open?id=0BzNF2YyqQxJ-N1M1S2tzc2w5eWc

[Contributor - Ramkee]

[Contributor - Ramkee]

https://drive.google.com/open?id=0BzNF2YyqQxJ-QWJZZGFRRXNBY28