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Circadian Rhythm
Operating on an 24 hours day - night cycle of the earth's rotation. The simplest form of this is the alternating periods of activity and sleep which correlate with dark and light cycle. In this cycle, some animals remain most active at sunrise and sunset times. Such animals..
Boolean Algebra as an Algebraic Structure
Boolean Algebra is an algebraic structure defined by a set of elements B, together with two operations, + and . satisfying the following axioms (Hunington postulates..
National Parks
This comprises area which is dedicated for conservation of the environment, natural objects and the wildlife therein. Forestry operations are prohibited and it is open to visitors who are not allowed to disturb or harm the protected plants or animals..
Commutative law
Let * be a binary operation on the set S. * is said to be associative in S if " a, b S a * b = b ..
Boolean Algebra Introduction
Introduction - We are already familiar with set theory and mathematical logic from earlier classes. It has already been seen that there is a similarity between the laws stated in set theory and the mathematical logic. The operations 'union', 'intersection' and 'complem..
Extended Writing
Extended Writing with Visual Stimulus - Some friends were casually flipping through the daily newspaper and saw the picture shown above along with the caption. This sets off a debate among them whether animals should be used in circuses. Some felt that it was fun to watch the an..
Meaning
Pollution can be anything - which damages the ecosystem and destroys the delicate balance in the ecosystem. Thereby, it creates health hazards to human beings and animals besides damaging the ecosystem. For e.g., industries polluting air has set imbalance in composition of air a..
Food Webs
Food Webs - In nature, the food and feeding relationships of plants and animals are rarely as simple as the examples of food chains described above, because many animals eat more than one kind of food. On this account, different kinds of food chains overlap each other or intercr..
Food Webs - In nature, the food and feeding relationships of plants and animals are rarely as simple as the examples of food chains described above, because many animals eat more than one kind of food. On this account, different kinds of food chains overlap each other or intercr..Telephone Circuits
Telephone Circuits - Two-way operation is essential for satisfactory telephone service, and many of the problems of the industry arise from this fact. A simplified circuit for obtaining two-way operation is shown in the below figure. This is called a local-battery system because..
Telephone Circuits - Two-way operation is essential for satisfactory telephone service, and many of the problems of the industry arise from this fact. A simplified circuit for obtaining two-way operation is shown in the below figure. This is called a local-battery system because..Table 2 - Truth table for p and q
The 'AND' operation can be defined on the set of bits {0, 1} as follows 1 . 1 = 1, 1 . 0 = 0, 0.1 = 0, 0.0 =..
The 'AND' operation can be defined on the set of bits {0, 1} as follows 1 . 1 = 1, 1 . 0 = 0, 0.1 = 0, 0.0 =.. Result
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