.
Home
Physics
Botany
Zoology
Chemistry
Maths
History
Social
Accounting
Business
Hot Topics
Welcome to xpressEdu - Online Nepali School Tutorials !
RSS
Fast Lessons
Popular Posts
Prevost Theory of heat Exchange
According to Prevost, a body emits heat radiations at all temperatures which is independent of surroundings but the quantity of heat ...
Introduction to Chitwan National Park
National Parks, Conservation Area and Wildlife Reserves of Nepal Chapter-1 Chitwan national Park Chitwan National Park, t...
Newton's First Law of Motion
Newton's First Law of Motion Newton's first law of motion states that every object in the universe continues in its state of rest o...
Biochemical Theory of Origin of Life
This theory was proposed by two scientists. Alexander Ivanovich Oparin (1923) and J.B.S. Haldane (1928) independently. They stated that th...
Gravity and Gravitation
Gravity and Gravitation The force by which the Earth pulls objects downwards towards its center is called the force of gravity. Due to th...
Magnification of Object
Magnification of Object A microscope magnifies an object in two stages. The lens system magnifies the object the 5 to 100 times dependi...
Classification of Matter
Depending upon the shape, volume and rigidity, matter can be classified into three states, viz. solid, liquid and gas. a) ...
Privacy Policy
Privacy Policy Your privacy is important to us. To better protect your privacy we provide this notice explaining our online information pra...
The Positive charged nucleus of an atom attracts the electron in the orbits. Why do the electrons not collapse into the nucleus?
Ans: For an electron revolving around the positively charged nucleus, the required centripetal force is provided by the force of attract...
English natural philosopher-Robert Hooke
Robert Hooke Robert Hooke Architect Robert Hooke was an architect, Natural philosopher and polymath. His adult life comprised three di...
Lessons
1)
Physics
2)
Chemistry
3)
Botany
4)
Zoology
5)
English
Blog Archive
►
2014
(56)
►
August
(56)
►
2012
(1)
►
June
(1)
▼
2010
(1)
▼
August
(1)
Home »
Friday, August 6, 2010
Tags:
Comments[ 0 ]
Post a Comment
« Newer Post
Home
Comments[ 0 ]
Post a Comment