SCIENCE AND YOU
In this post I have tried putting up a
plan regarding how to study science and understand the concepts well.
For chapters like SCHOOL OF ELEMENTS, ACID AND BASE
CHEMISTRY, MAGIC OF CHEMICAL REACTIONS, METALS AND NON-METALS AND CARBON AND
CARBON COMPOUNDS understanding the electronic configuration is very important. To
understand the electronic configuration you must understand the atomic number
and for that you must know the periodic table.
IS UNDERSTANDING THE CONFIGURATION SO
IMPORTANT?
YES
WHY?
Because:
(1)
You are asked questions
regarding the ionic composition of elements.
(2)
Regarding the covalent compounds.
(3)
They may also ask you how a particular ionic
or covalent compound is formed.
(4)
Or sometimes they give you
two elements and ask their reaction with each other.
(5)
Or they ask how an oxide of a particular
element is formed.
(6)
Concepts like atomic
radius, valency, molecules and equations are all based on electronic
configuration.
So doing
just the periodic table very sincerely is going to help you a lot.
NOTE: There is
one application available which you can download, “THE PERIODIC TABLE.” It
provides you everything regarding elements. Please take care that elements like
Cobalt, Iron etc. have a bit different configuration. Knowing electronic
configuration up to Ca (20) is enough. Please do not invest more time on this
once your school is started do it now cause now you have a lot of time.
For chapters like ELECTRIC SPARK and
ELECTROMAGNETISM:
Chapter like electric spark
is a vast chapter including a lot of concepts and numerical. To take it in an
easy way you can divide the chapter concept wise and study a particular
concept. Then solve the numerical regarding the particular concept.
Chapter
like electromagnetism requires a strong imagination
power. The AC and DC motors and generators in this chapter are very important
and for that you must understand the principle of a current carrying conductor
placed in a magnetic field experiences a force and electromagnetic induction.
NOTE: You can
watch an animated video on you tube regarding the working of electric motor and
electric generator.
FOR chapters like WONDERS OF LIGHT PART-1 and
PART-2:
Again
PART-1 includes a lot of numerical. So you can follow the same strategy as for
electric spark. The information regarding the eye and its defects is very
important. There is a lot of information regarding eye; the best way to keep
all that in mind is using a diagram Technic. It means you have to draw a
diagram of the eye and keep in mind the information regarding each part when
you draw that part. (Thanks to Shashikant Sir, our science teacher, for teaching us the eye diagram
in such an efficient and amazing manner.) PART-2 is more theoretical and
involves a lot of definitions. These definitions are asked most of the times
thus comprehending them as they are written in our text is a must thing to do.
PART-2 also includes a bit of calculation part but it is easy when we
concentrate on it. We will look after it in detail when. To solve the numerical
questions regarding the mirror and lens it is very essential to understand the
signs and conventions regarding the lens and the mirror.
STRIVING FOR BETTER ENVIRONMENT PART-1: Comprehending the primary
and secondary pollutants is essential. Eutrophication is an important concept
along with the two mentioned above.
My next posts regarding science would deal with every chapter separately. Hope this experience and words of mine serve you the best.😉😉😊
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