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Showing posts with label Science. Show all posts
Showing posts with label Science. Show all posts

Atoms and molecules : Class 9th Notes

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Atoms and molecules : Class 9th Notes
Atoms and molecules • The smallest unit of any element is called an atom. • The terms of different elements combine with one another to form New substa…
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Gravitation : Class 9th Notes -n

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Gravitation : Class 9th Notes -n
Gravitation  T he force of attraction between any two bodies of the universe is called gravitation. • Gravitation was discovered by Newton in the year…
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Force and laws of motion : Class 9th Notes

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Force and laws of motion : Class 9th Notes
Force and laws of motion Force :- force is an external effort in the the form of push or pull 1. Produce or tries to produce motion in a body at rest. 2. …
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Atomic structure : Class 9th Notes

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Atomic structure : Class 9th Notes
Atomic structure Discharge tube or crook's tube Discharge tube :-  • Discharge tube is a long glass tube closed at both ends to circular metal …
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