General Knowledge

Entries from October 2018




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"Faith is, at one and the same time, absolutely necessary and altogether impossible."

Physics

Can sunlight provide power?»
               As we use up natural resources such ...
How do jet engines work?»
            Like rockets, jet ...
How does an aeroplane fly? »
               As an aeroplane moves though the ...
What is Greenwich Mean Time? »
               In 1884 an international ...
How do we measure time accurately?»
               After the invention of sundials, ...

Chemistry

How do we describe the elements livermorium, tennessine and oganesson? »
                        ...
What qualities make nihonium, flerovium and moscovium special? »
                    Nihonium is ...
What are the element numbers 110, 111 and 112? »
                      ...
What are the features of bohrium, hassium and meitnerium? »
                      ...
What are the characteristics of the elements 104, 105 and 106? »
                      ...

Biology

What are the major grasses cultivated for food grains?»
The first cereal to be cultivated by Man was wheat. It was probably grown first in ...
How are grasses classified?»
Grasses make Earth green and beautiful. There are about 9,000 kinds of grass in the ...
Do all cacti live in deserts?»
Cacti undoubtedly find a place in the picture of deserts. One cannot imagine ...
Why do desert plants not wilt under the hot sun?»
You must have seen image of deserts in pictures of movies. The sandy expanse of the ...
Why desert plants do not need frequent rains?»
Deserts are barren areas that pose hostile conditions to living organisms. The heat ...