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Physical World
Question
What is science?
Solution
The word Science originates from the Latin verb Scientia meaning 'to know'.
Science is a systematic attempt to understand natural phenomena in as much detail and depth as possible, and use the knowledge so gained to predict, modify and control phenomena. Science is exploring, experimenting and predicting from what we see around us.
Science is a systematic attempt to understand natural phenomena in as much detail and depth as possible, and use the knowledge so gained to predict, modify and control phenomena. Science is exploring, experimenting and predicting from what we see around us.
Question
Name some of the popular branches of science.
Solution
Some of the popular branches of science are:
- Physics
- Chemistry
- Botany
- Zoology
- Geology
Question
What is Physics?
Solution
Physics is that branch of science which deals with the study of properties of matter, energy and their interactions.
Question
In Physics, matter and energy are used together in an equation. What is the relation between them?
Solution
Yes, the mass of an object is a measure of its energy content.
The relation between mass-energy is given by,
E =mc2
where,
m = Mass of an object
c = Speed of Light
This equation is also known as Mass-Energy Equivalence relation.
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Mock Test Series
Mock Test Series