Wonders of Chemistry - Lecture 03

in Threespeak2 months ago

Dear friends, today in lecture, we shall discuss the following interesting facts of chemistry. These questions will be helpful for your tests of chemistry.

1- Why bulb filament is made up of tungston?

2- Why blotting paper absorbs ink?

3- Why does often glass crack due to hot water?

4- Why small space is left between two rails?

5- Why feather and stone fall at the same rate?

Have a nice day!


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