essay on a day with a scientist
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Science Essay 3 (400 words)
Science is basically divided into three broad branches. These include Natural Sciences, Social Sciences and Formal Sciences. These branches are further classified into sub-categories to study various aspects. Here is a detailed look at these categories and sub categories.
Branches of Science
Natural Sciences
As the name suggests, this is the study of the natural phenomena. It studies how the world and universe works. Natural Science is further categorized into Physical Science and Life Science.
a) Physical Science
Physical science includes the following sub categories:
Physics: The study of properties of energy and matter.
Chemistry: The study of substances of which matter is made.
Astronomy: The study of the space and celestial bodies.
Ecology: The study of relation of organisms with their physical surroundings as well as with each other.
Geology: It deals with Earth’s physical structure and substance.
Earth Science: The study of Earth’s physical constitution and its atmosphere.
Oceanography: The study of biological and physical elements and phenomena of the sea.
Meteorology: It deals with the processes of the atmosphere
b) Life Science
The following sub categories form a part of the life science:
Biology: The study of living organisms.
Botany: The study of plant life.
Zoology: The study of animal life.
Social Sciences
This involves the study of the social pattern and human behaviour. It is further divided into various sub-categories. These include:
History: The study of events occurred in the past
Political Science: Study of systems of government and political activities.
Geography: Study of Earth’s physical features and atmosphere.
Social Studies: Study of human society.
Sociology: Study of development and functioning of the society.
Psychology: Study of human behaviour.
Anthropology: Study of different aspects of humans within present and past societies.
Economics: Study of production, consumption and circulation of wealth.
Formal Sciences
It is that branch of science that studies formal systems such as mathematics and logic. It involves the following sub-categories:
Mathematics: The study of numbers.
Logic: The study of reasoning.
Statistics: It deals with the analysis of numerical data.
Decision Theory: Mathematical study to enhance decision making ability when it comes to profit and loss.
Systems Theory: The study of abstract organization.
Computer Science: The study of experimentation and engineering to form basis for designing and use of computers.
Conclusion
The experts in various branches of science have continually been studying the subject deeply and experimenting with different aspects to come up with newer theories, inventions and discoveries. These discoveries and inventions have made life easier for us; however, at the same time these have also made an irreversible damage to the environment as well as the living beings.
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He joined the DRDO (Defense Research and Development Organization) as a scientist where he designed a small helicopter for the Indian Army. He also worked under Dr. Vikram Sarabhai as part of INCOSPAR committee. Later, he joined the Indian Space Research Organization (ISRO) in 1969 as project director of India’s first indigenous Satellite Launch Vehicle (SLV-III). Because of his great contributions for the development of ballistic missiles in India, he will be forever known as the “Missile Man of India”. The successful Pokhran-II nuclear tests of 1998 have also involved his important ro
He joined DRDO as a senior scientific assistant in 1958 where a small team, developing a prototype hover- craft, was headed by him. Because of the lack of exciting response from the hovercraft programme, he joined the Indian Space Research Organization (ISRO). He is widely famous as the “Missile Man of India” as he contributed a lot in developing ballistic missiles and space rocket technology. He was the driving force behind country in developing the defence technologies. His great contributions have brought our country into the group of nuclear nations.
He was a notable scientist and an engineer who also served the country as 11th President from 2002 to 2007. Pokhran-II nuclear test of 1998 also has his dedicated involvement. He was the man of vision and full of ideas who always aimed at development of country. He has highlighted the action plans about country development by 2020 in his book titled as “India-2020”. According to him, the real asset of the country is its youth that’s why he has always motivated and inspired them. He said that, “The nation requires role models in leadership who can inspire youngsters”
Dr. APJ Abdul Kalam was a scientist who later became the 11th President of India and served the country from 2002 to 2007. He was the most respected person of the country as he contributed immensely to the country as a scientist and as a president. His contributions to the Indian Space Research Organization are unforgettable. Numerous projects were headed by him such as launch of the Rohini-1, Project Devil and Project Valiant, developing missiles (under missions Agni and Prithvi), etc. For his great contributions in improving the nuclear power of India, he is popularly known as the “Missile Man of India”.
He also became the Chief Scientific Adviser to the Prime Minister from 1992 to 1999 and Secretary of Defence Research and Development Organization. He was called as the “Missile Man of India” after his successful contribution as the Chief Project Coordinator for Pokhran II nuclear tests. He was the first scientist who served as the President of India from 2002 to 2007 without any political background.
He wrote many inspirational books such as “India 2020”, “Ignited Minds”, “Mission India”, “The Luminous Sparks”, “Inspiring Thoughts”, etc. In order to beat the corruption in country he launched a mission for youths named “What Can I Give Movement”. He served as visiting professor in various universities and institutes of the country (Indian Institute of Management Ahmedabad and Indore, etc), as Chancellor of Indian Institute of Space Science and Technology Thiruvananthapuram, JSS University (Mysore), Aerospace Engineering at Anna University (Chennai), etc. He has been awarded with the awards like Padma Vibhushan, Padma Bhushan, Bharat Ratna, Indira Gandhi Award, Veer Savarkar Award, Ramanujan Award ...
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