Revision of energy

04.06.2020
18:16:07
Dear students, good evening
Today we discussed different forms of energy in science course book pg no;154.
The important points are
1.The energy can be transferred from one place to another
2.There are different ways in which energy can be transferred
* By electricity
* By heat
* By light..
3.renewable energy : which can be used for long time.
Examples : solar,wind,water etc
4.non - renewable energy: which cannot be used for long time.. limited
Examples :
Fossil fuels- petroleum,diesel, kerosene.
Watch the video for better understanding
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