new chapter every man ii

This is an example in which a man can hold his umbrella properly by making use of the concept of relative velocit..

Some years back Carol was traveling by a cargo ship from New Zealand to Tahiti. She was curious to look around the ship one day, and in the boiler room she asked a man how old the ship was. He smiled and replied 'The ship is twice as old as the boiler now. And the combined age o..

= 0.05608 = 0.0561 The number of significant figures in the term 3.24 is 3, therefore the result should have 3 significant figures. Therefore, the correct answer is 0.0561. The number after zero is 8 and therefore it is rounded off to one. = 0.2615 x 10 - 4 = 0.3 x 10 - 4 The answer should..

A seconds pendulum is a pendulum which takes 2 seconds for one oscillation. Experiment : Simple Pendulum Experiment Aim : To prove that T l. Procedure : Tie the hook of the bob on one end of a thread (more than 1 meter). Clamp the other end firmly betwee..

Organic evolution not only creates new species but also eliminates some old ones. Many species became extinct before man appeare..

The arrow diagram represents a relation from set A to set B. (i) Represent the relation in roster form. (ii) Is this relation a function? Give reason for your answer. (i) {(1, 2), (2, 4), (5, 2), (3, 10), (4, 10)} (ii) Yes it is a function. E..

The exact number of somatic chromosomes in man was not known till 1956. New techniques of staining chromosomes have revealed the exact number and this have greatly helped the study of human genetics. Using the karyotyping techniques the form, shape and size of all the 23 pairs o..

Earth is an abundant source of material. Man has intensively studied the properties of these materials extensively and found new methods of using them. The air we breathe, the water we drink, stones and rocks, almost everything that is around us, are all useful to man..

New individuals are produced from a single parent without the act of fusion of gametes. The new individuals so formed are generally identical to the parent plant, as only mitotic divisions take place during their development. Regeneration of new plants from portions of..

Man is an omnivore. He depends on both plants and animals for food. In the previous chapter we studied about crops being the major source of our food. In this chapter, let us study about animal sources of food. Animal sources include eggs, meat, milk and fis..