20 Amazing Tricks of Archimedes Principle 20 Amazing Tricks of Archimedes Principle Floatation: Buoyant Force: When a body is immersed partly or wholly in a liquid, a force acts on the body by the liquid in the upward direction. This force is called buoyant force or upthrust. It is equal to the weight of liquid […]
20 Amazing Tricks of Satellite What is Satellite ? Satellite : Satellites are natural or artificial bodies revolving around a planet under its gravitational attraction. Moon is a natural satellite while INSAT-IB is an artificial satellite of earth. 20 Amazing Tricks of Satellite Orbital speed of a satellite : Orbital speed of a satellite is […]
20 Amazing Tricks of Gravitation GRAVITATION Gravitation : Every body attracts other body by a force called force of gravitation. Newton’s law of Gravitation : The force of gravitational attraction between two bodies is directly proportional to the product of their masses and inversely proportional to the square of the distance between them. F = […]
30 Amazing Tricks of Surface Tension SURFACE TENSION Surface Tension : It is the property of a liquid by virtue of which it has the tendency to have the area of its free surface minimum as if it were under tension like a stretched elastic membrane. If a force F acts on an imaginary line […]
20 Amazing Tricks of Pressure in Science Pressure: Pressure is defined as force acting normally on unit area of the surface. P = F/A [ Normal Force on the Surface / Area of the Surface] SI unit of pressure is N/M2 also called pascal (Pa).Pressure is a scaler quantity. If the area is less then […]
30 Amazing Tricks of Work and Power (Work Power and Energy) Work: If a body gets displaced when a force acts on it, work is said to be done. Work is measured by the product of force and displacement of the body along the direction of force. W = F S cosθ If both force […]
40 Amazing Points about The Earth 40 Amazing Points about The Earth, The Biosphere, The Lithosphere, The Hydrosphere and The Atmosphere The Earth The Earth is the fifth largest planet in the Solar System. 2% of the total surface area of Earth is covered by continents (land), while 70.8% is covered by oceans (water). The […]
25 Amazing Points of Structure of Earth Interior Structure of Earth The Earth is made up of rocks with different compositions. Three concentric layers of rocks are found beneath the sedimentary rocks of the continents- (a) Upper layer: It is made of acidic rocks like granite and gneiss, which is called Sial (SIAI). 25 Amazing […]
20 Amazing Points Carbon Global Warming Carbon Footprint and Global Warming The amount of greenhouse gases that go into the atmosphere due to your activities is called carbon footprint. Carbon and methane are the main greenhouse gases. Carbon footprint is the main cause of environmental pollution. We can make a significant contribution in reducing carbon […]
50 Amazing Points Defence Forces of India Defence Forces of India The supreme commander of the Indian Armed Forces is the President of India. The responsibility for national defence rests with the union cabinet. The Defence Minister is responsible to the Parliament for all matters concerning the defence of the country. The Defence Ministry consists […]
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