Posts By Zaka Imam

Why is Recycling Good for the Environment?

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The question can be answered by first understanding about recycling and then about its importance. Why recycling? We live in a natural environment which is formed of three basic habitats: land, water and air. These&hellip

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Why Do Stars Flicker?

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Why Do Stars Twinkle? The observation of innumerable shining stars in the night sky is an amazing experience. But the question is ‘why do the stars twinkle?’ The answer is not simple because it lies&hellip

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Why is Blood red?

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The answer can be explained by understanding the following: the role and composition of blood, the structure and function of hemoglobin, and the spectral properties of hemoglobin. The Role and Composition of Blood: Blood is&hellip

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Why Is The Ocean Blue?

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The answer to this question lies in the mechanism involving three components: the light, an object (ocean) and human eyes. Perception of Colors by Eyes: The human eyes see an object when the light reflected&hellip

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Why Is Proper Nutrition Important?

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The question refers to two main points: nutritional needs and the outcome of proper nutrition. In other words how and what we should eat so that our body’s requirements of energy and growth are met&hellip

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Why Does Hair Turn Gray with Age?

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Hair is a biological product produced on the surface on skin in animals belonging to the class mammals. Hairs are made of a hard substance called keratin which is chemically a protein. Production of hairs&hellip

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Why Does Salt Melt Ice?

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The question here relates to two different substances, salt and ice (water), and aims to find the proven mechanism for the role of salt in the melting of ice. The answer can be found in&hellip

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Why does it Snow?

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Why Does It Snow? The question will be best answered by understanding the basic causes of changes in the three states of water from one state to the other. The three forms of water are:&hellip

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Why do Volcanoes Erupt?

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The one line answer is: volcanoes erupt due to combined pressure of accumulating magma in the magma chamber and the pressure caused by various dissolved gasses and water vapors finding their way out through a&hellip

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Why do People Cut Themselves?

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The answer to this question may be considered as the one given by victims who cut themselves. Victims who indulge in this act of self-injury give one or more of the following reasons that motivate&hellip

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