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Subject: Science, asked on 22/10/17

Due to which process colour of pages of old books turn yellow?

Subject: Science, asked on 16/6/17

the rain soaked shoes of a person may explode if ground current from near by lightning vaporizers the water .the sudden conversion of water to water vapour causes a dramatic expansion that can rip apart shoes water has density 1000 kg+m³ and requires 2256 kilo Joule+kg to be vaporized . horizontal current last 2 ms and encounters with resistivity 150 ohm m, length 12m,and 15*10^-5 m², what average current is required to vaporize the water

Subject: Science, asked on 31/5/16

What is meant by mechanical mixture ?

Subject: Science, asked on 7/3/16

What is the meaning of Crystallization in separation of mixtures.
 

Subject: Science, asked on 7/2/16

explain ecotourism in detail no links please!

Subject: Science, asked on 31/1/16

Explain in French revolution full in short

Subject: Science, asked on 31/1/16

Explain me industrial revolution full in short

Subject: Science, asked on 20/1/16

If water is formed by 2 atoms of hydrogen and 1 atom of oxygen. then can 4 atoms of hydrogen and 2 atoms of oxygen form water. If no then why?

Subject: Science, asked on 23/10/15


how can we seperate compound and mixture in our day-to-day life

Subject: Science, asked on 15/8/15

what is the solute and solvent in brass?

Subject: Science, asked on 31/7/15

what is differance between physical and chemical

Subject: Science, asked on 20/7/15

Solid in liquid solution examples.

Subject: Science, asked on 18/3/15

how can we difference betwwen element and compound effectivly

Subject: Science, asked on 18/3/15

please explain properly the tyndall effect i cant able to understand it

Subject: Science, asked on 26/2/15

what is Alum please explain

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