Chemical Bonds

                                                                                   Chemical BondsChemical Bonds: Chemical Bond is the intermolecular interaction of two or more atoms . Atoms can be of same element or of different elements.Bonding...

Conservation Of Energy

                                                                       Conservation of Energy Energy is the source of life.In our daily routine we use energy in different forms like muscular energy, energy used during running which is...

Watch night sky on your BROWSER

You don’t need telescope, or 20/20 vision to figure out the sky. All you need is a PC or a smart phone loaded with interactive star maps. In the year 1600, Galileo was able to look in to Jupiter, see its moons, and declare that the earth revolved...

Tidal, biomass, geothermal energy

Tidal energy Remember how the waves threw you around when you went swimming in the sea! Tidal power or tidal energy is the effect of the immense power of water. Tides are caused by the gravitational pull of the sun and the moon and the earth’s...

Economist

Merging maths with Liberal arts If aspects like ‘employment rates,’ ‘inflation,’ ‘taxation’ and ‘exchange rates’ interest you, and then in all probability, an ‘economist’ is what you should be! Economics is a very expanding sphere that involves...

Building up Conversation

Building up Conversation   Any conversation is a joint-participation venture in words by two or more sides .if there is more than one party and there is no contribution to the talk , it will not be called a conversation, but a monologue . A...

Raaga Yaman

Raag Yaman is a sampurna raag of kalyan thaat in Hindustani Classical Music. Sampurna means that it has 7 notes(swaras) in it's ascending(Aaroha)and descending(Avroha). Raag Yaman is usually sung in evening(pratham prahar). It's vaadi swar is Ga...

TRANSPIRATION- A NECESSARY PROBLEM

TRANSPIRATION IN PLANTS- A NECESSARY PROBLEM For their growth and development, plants absorb water and minerals from the soil. The roots absorb plenty of water from the soil of which only a part of it is used for various physiological activities....

A person who is concerned with the protection and preservation of the environment is called an environmentalist.  The term 1ecology’ has been derived from Greek words oikos meaning house and logos meaning study. Ecology is the study of the...

The continents are still drifting apart. But how do we know that they are moving? They move slowly that you and I cannot see it.  However, nowadays we have human- made satellites in space, which can measure even very small movements on earth. The...

What does this mean for the ecosystem?

 One way to know if we have reached the carrying capacity of the land is to check the health of the population. Underfed, weak, diseased populations are a sign of too many numbers chasing too few resources like air, water, space and food.  The...

Exam( परीक्षा)

मन में है तनाव आ गई अनचाही परीक्षा फट गए पुस्तकों के पन्ने जिसमें से प्रश्न आने वाले थे पूरे साल की मौज -मस्ती अब बेगानी लगती है गुरुजनों के कटु वचन का अब अर्थ समझ में आ रहा है |. मैं सोचता हूँ आखिर क्यों ? वे हमें हर कदम पर...

Hindi as a National Language

HINDI A language always keeps on moving, just like an ocean. It has its own properties and characteristics. Every language has some advantages and some disadvantages too. Human beings learn from their ancestors. India is a very ancient country...

The transcontinental railways in the United States link the Atlantic coast with the Pacific coast, a distance of 5000 kilometers Chicago, on Lake Michigan, is the chief terminus of railways. It is the world’s largest railway junction. About twelve...

You have seen steam issuing from the spout of a tea-kettle or from a steam locomotive. Being lighter than air, steam rises up into the air. When water evaporates, the vapour rises up into the air and cools. Very minute droplets of water or even ice...

Phenomena in our surroundings Looking around any day observe many things. Some of these affect our lives while others do not. We see birds flying from tree to tree or from house top to house top. This movement of birds does not affect lives. But...

Germany enjoys a central location in Europe. It marks a transition from west Europe to east Europe. Climatically this means a gradual change from the equable and wet oceanic climate of Western Europe to that of Eastern Europe. The latter is marked...

Water power Europe has great potential of waterpower in its many mountain torrents and great rivers. Much of it has already been harnessed. The rivers of the Pyrenees, Alps, Carpathians, Apennines, Scandinavian mountains, Spanish plateau,...

Condensation of Water vapour

Moisture in the air There is always some moisture in the air-even the seemingly driest air has moisture in it. You have only to put some ice in a tumbler on a dry to find this out. How does moisture get into the air? Let us find out. Evaporation...

hair styling

Hair styling If you love the sound of scissors going snip … and the experience of bringing life, bounce and color to dull, unattractive hair, hairdressing may well be your calling! Styling hair has today become a full fledge industry, with men...

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