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What fraction of a floating iceberg remains inside water?

fraction of a floating iceberg remains inside water is 0.9. An iceberg is a large piece of ice from freshwater that has broken off from a snow-formed glacier or ice shelf and is floating in open water. It may subsequently become frozen into pack ice. Alternatively, it may come to rest on the seabed in... readmore

March 19, 2011 | Imran Jutt | No Comments | 204 views

What makes a lemon sour?

Citric acid makes a lemon sour. Citric acid is a weak organic acid. It is a natural preservative and is also used to add an acidic, or sour, taste to foods and soft drinks. It can also be used as an environmentally benign cleaning agent.  Read More →

| Imran Jutt | No Comments | 790 views

Which Acid is Used For The Preparation of Bread?

Tartaric acid is used in the preparation of bread. Tartaric acid is a white crystalline organic acid. It occurs naturally in many plants, particularly grapes, bananas, and tamarinds, and is one of the main acids found in wine.  Read More →

| Imran Jutt | No Comments | 180 views

The ozone layer in the upper part of the atmosphere

The ozone layer in the upper part of the atmosphere protects us from Ultra-violet radiations. The ozone layer is a layer in Earth’s atmosphere which contains relatively high concentrations of ozone (O3). This layer absorbs 97–99% of the Sun’s high frequency ultraviolet light, which is... readmore

| Imran Jutt | No Comments | 300 views

What is the reason of acid rain?

Destruction of crops and trees, destruction of fish and damage to buildings are the reasons of acid rain.  Read More →

| Imran Jutt | No Comments | 776 views

Around what the luminous bodies of Comets are moving?

The luminous bodies of Comets are moving around the Sun. Comets are small icy objects and during their movement they show a luminous tail when they are very close to the Sun. The luminous tail of the Comets is called Coma. Sun  Read More →

March 3, 2011 | Shero Naqvi | No Comments | 218 views

Which celestial bodies fall from the sky?

Meteors are the celestial bodies which fall from the sky and enter into the atmosphere of the earth. These bodies burnt down due to resistance of the earth atmosphere. Celestial Bodies Of Sky View  Read More →

| Shero Naqvi | No Comments | 568 views

Who Discovered The solar System?

Nicolaus Copernicus discovered the Solar System. Nicolaus Copernicus was a first astronomer who formulated a comprehensive heliocentric cosmology, which displaced the Earth from the center of the universe. readmore  Read More →

March 1, 2011 | Shero Naqvi | No Comments | 730 views

In Which Orbit Of Solar System The Comets Move Around?

Elliptical or Hyperbolical Orbits, usually having a shinning tail. Comets Move Around Elliptic View  Read More →

| Shero Naqvi | No Comments | 219 views

Which Is The Study Of Physical Properties of Heavenly Bodies?

Astrophysics is the study of physical properties of heavenly bodies. It is concerned with all the physical phenomena of the universe including the planets. Astrophysics View  Read More →

February 28, 2011 | Shero Naqvi | 2 Comments | 186 views
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