what is mean by adolescence

Many anatomical, morphological and physiological changes occur in adolescence..

Most problems of adolescence are due to failure in understanding the anatomical, morphological and psychological changes expected during adolescence..

Adolescence refers to an age between 8 to 16 years. It is a stage of human development between childhood and adulthoo..

Most problems of adolescence are due to failure in understanding the anatomical, morphological and psychological changes expected during adolescence. Psychologically, adolescence is such a vulnerable stage that boys / girls of this age are easily carried away by percep..

Mean - Mean is the arithmetic avera..

Mean is the arithmetic average. To find mean of ungrouped data and it is obtained by adding the raw scores and dividing the sum by the number of items. There are three methods to find mean for a frequency distribution. (i) Direct method, (ii) Short-cu..

Fossil fuels are energy-rich, combustible forms of carbon or compounds of carbon formed by the decomposition of biomass buried under the Earth over millions of year..

Separation of petroleum into simpler fractions after the removal of unwanted material..

Meaning of Heredity - Heredity may be defined as the transmission of characteristics through generations. The characteristics include all physical, physiological and psychological characteristics in organisms. All these characteristics are called the trai..

Arithmetic Mean (A.M.) - 1. If a, x, b are in A.P, then x is called the arithmetic mean (A.M.) between the extremes a and b. 2. a. To insert n arithmetic means between two given quantities. Let a and b be any two given quantities, and let A 1 ,A 2 ,A 3 ,-----A n be n a..