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Classification of Living and Non-living Things 150 150 SchoolTutoring Academy

Classification of Living and Non-living Things

The world around us is filled with variety of things. We see so many different things every day. Inside our house or school we see furniture, electronics, food, drinks, birds, books, plants, etc. These things can be classified as living or non-living. Things like soil, sun, water and air occur in nature and called as…

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Earth Sciences: Types of Landforms 150 150 SchoolTutoring Academy

Earth Sciences: Types of Landforms

The surface of earth is a collaboration of the various physical features. These natural physical features on the earth’s surface called as landforms.  Landforms are defined as the natural physical features found on the surface of the earth created as a result of various forces of nature such as wind, water, ice, and movement of…

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English Grammar – Degree of Comparison 150 150 SchoolTutoring Academy

English Grammar – Degree of Comparison

The positive degree of an adjective is its simple form. It is used to denote the mere existence of some quality. Adjectives in the positive degree are used when no comparison is made.  The degree of comparison of an adjective describes the relational value of one thing with something in another clause of a sentence.…

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Total Internal Reflection 150 150 SchoolTutoring Academy

Total Internal Reflection

The wave changes direction when passing from one medium to other due to change in the speed. This phenomenon is called as refraction. The change in direction of the wave can be quantified using the refractive indexes of the two materials. When a ray passes from denser medium (medium with higher refractive index) to rarer…

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Refraction and Snell’s Law 150 150 SchoolTutoring Academy

Refraction and Snell’s Law

The speed of a waves changes when it passes from one medium to another and it bends. This bending of a wave when it enters a medium where its speed is different is called Refraction. The bending of a wave depends on refractive index of the medium and the angle between the ray and the…

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Physics: Reflection and Laws of Reflection 150 150 SchoolTutoring Academy

Physics: Reflection and Laws of Reflection

Reflection may be defined as change in direction of wave at an interface between two media so that the wave bounces back in the same media from which it originated. Light, sound and water waves show the phenomenon of reflection. The refection of visible light allows us to see the objects from which it is…

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Causes of Erosion 150 150 SchoolTutoring Academy

Causes of Erosion

Erosion is a naturally occurring process by which materials are removed from the surface and transported to another location. It usually occurs due to transport by wind, water, or ice; by down-slope creep of soil and other material under the force of gravity; or by living organisms, such as burrowing animals. Causes of Erosion Rainfall…

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Understanding the Earth’s Crust 150 150 SchoolTutoring Academy

Understanding the Earth’s Crust

The interior structure of the earth is also layered like its outer structure. The structure of earth can be defined in two ways: mechanically or chemically. Mechanically it can be divided into lithosphere, asthenosphere, mesosphere, outer core and inner core. Chemically, the earth’s surface can be divided into crust, upper mantle, lower mantle, outer core…

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Overview of the Earth’s Oceans 150 150 SchoolTutoring Academy

Overview of the Earth’s Oceans

A ocean is a body of saline water that covers 70% of Earth’s surface. Life on Earth is believed to be originated in the ocean and it continues to be home to diverse species of life. The oceans affect the weather and temperature of a place by absorbing solar radiations. Ocean contribute to water cycle…

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Crop Rotation: Understanding Social Management 150 150 SchoolTutoring Academy

Crop Rotation: Understanding Social Management

Growing the same crop year after year on the same piece of land is called monocropping. Reaserches have shown that after some time the yield of The mono cropping leads to a number of problems related to the soil, pest and resource utilization and pest management. Crop rotation is solution to many of these problems.…

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