humanities indicators

The Human Audiogram - The loudness of sound depends upon both intensity and frequency. For a given frequency, an increase in intensity produces an increase in loudness, but the sensitivity of the ear is so different in the various frequency ranges that equal intensities produce far differ..

Human Eye - One of the most complicated optical devices is the human eye. Let us see the construction of the human eye and then the mechanism of image formation. Human eye is spherical in shape and diameter of about 2.5cm. Sclerotic is a tough, opaque and whi..

Taking logarithms As the pH of the solution changes the colour of the indicator changes. This change is so minute that it goes unnoticed by the human eye. Therefore to see the colour change the concentration of one of the forms should predominate. The solution will have the acid..

Introduction - The term 'natural resources' refers to all the natural things on our earth. It includes everything, that is naturally available and that is not creatable by any human activity. It specifically excludes the materials created by man. Human being and his anthropologi..

Air - Air is an inexhaustible natural resource, essential for the survival of all the living organisms on earth. Air is a mixture of different gases; nitrogen and oxygen are the major components. Air present in atmosphere consists of 78% nitrogen 21% oxygen and remaining 1% is made up of other gase..

Embryology is another branch, which offers some indirect evidences for evolution. An embryologist by name Haeckel, proposed the idea 'ontogeny recapitulates phylogeny' which means that the evolutionary history (phylogeny) of a species is indicated by the developmental stages (ontogeny) t..

Question: Then the whining schoolboy, with his satchel And shining morning face, creeping like a snail Unwillingly to school. a) Which stage of human life is described in the above lines? b) What are the words or phrases which indicate that the boy is not willing to go t..

. Metabiolically inactive tissue would appear as a darker area comparatively. In a PET scan of human brain, the darkened area indicates damage, may be from a stoke. Bright areas show normal blood flow and normal activity. Thus the doctor can pinpoint the areas of greater brain a..

Impact of Ozone Depletion - Systematic study of impact of ozone depletion on the health of human beings/animals as well as crop/forest resources is yet to be made and published. In a country like India it is difficult due to poor documentation of health of animals and even health of ..

Introduction - Acids, bases and salts are three main categories of chemical compounds. These have certain definite properties which distinguish one class from the other. The sour taste of many fruits and vegetables, lemon for instance, is due to various types of acids present in them. The digestive..