January, 2012 | Scholarship

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January 24, 2012
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Variance and Standard Deviation

Variance and Standard Deviation https://schooltutoring.com/scholarship/wp-content/themes/movedo/images/empty/thumbnail.jpg 150 150 SchoolTutoring Academy SchoolTutoring Academy https://secure.gravatar.com/avatar/983a20e95a059722e4981790f518b20b?s=96&d=mm&r=g January 24, 2012 December 2, 2014

The variance and standard deviation are measures of how spread out a distribution is. These are widely used to measure variability or diversity. Standard deviation is a number that indicates…

SchoolTutoring Academy
January 24, 2012
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What are Ecosystems?

What are Ecosystems? https://schooltutoring.com/scholarship/wp-content/themes/movedo/images/empty/thumbnail.jpg 150 150 SchoolTutoring Academy SchoolTutoring Academy https://secure.gravatar.com/avatar/983a20e95a059722e4981790f518b20b?s=96&d=mm&r=g January 24, 2012 December 2, 2014

An ecosystem is defined as a community of organisms living in a particular environment and the physical elements with which they interact. Ecosystems vary in size. It can be as…

SchoolTutoring Academy
January 24, 2012
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Measures of Central Tendency

Measures of Central Tendency https://schooltutoring.com/scholarship/wp-content/themes/movedo/images/empty/thumbnail.jpg 150 150 SchoolTutoring Academy SchoolTutoring Academy https://secure.gravatar.com/avatar/983a20e95a059722e4981790f518b20b?s=96&d=mm&r=g January 24, 2012 December 2, 2014

A measure of central tendency is a single value that describes a set of data by identifying the central position within the set of data. The mean, median and mode…

SchoolTutoring Academy
January 20, 2012
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Angles of Polygons

Angles of Polygons https://schooltutoring.com/scholarship/wp-content/themes/movedo/images/empty/thumbnail.jpg 150 150 SchoolTutoring Academy SchoolTutoring Academy https://secure.gravatar.com/avatar/983a20e95a059722e4981790f518b20b?s=96&d=mm&r=g January 20, 2012 December 2, 2014

Polygons are closed geometric figures made with straight lines. Sum of interior angels The sum of the interior angles of a convex polygon of ‘n’…

SchoolTutoring Academy
January 20, 2012
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Types of Polygons

Types of Polygons https://schooltutoring.com/scholarship/wp-content/themes/movedo/images/empty/thumbnail.jpg 150 150 SchoolTutoring Academy SchoolTutoring Academy https://secure.gravatar.com/avatar/983a20e95a059722e4981790f518b20b?s=96&d=mm&r=g January 20, 2012 December 2, 2014

The word ‘polygon’ is derived from Greek words poly- which means ‘many’ and -gon means ‘corner’ or ‘angle’. Polygons are closed (all the lines joined) geometric figures made of straight…

SchoolTutoring Academy
January 19, 2012
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Atoms: The Basic Building Blocks

Atoms: The Basic Building Blocks https://schooltutoring.com/scholarship/wp-content/themes/movedo/images/empty/thumbnail.jpg 150 150 SchoolTutoring Academy SchoolTutoring Academy https://secure.gravatar.com/avatar/983a20e95a059722e4981790f518b20b?s=96&d=mm&r=g January 19, 2012 December 2, 2014

Democritus, a Greek philosopher, developed the idea of atoms. But his idea was dismissed by other Greek philosophers. In 1800’s, John Dalton, an English chemist performed experiments with various chemicals…

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January 19, 2012
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States of Matter: Solids, Liquids, and Gases

States of Matter: Solids, Liquids, and Gases https://schooltutoring.com/scholarship/wp-content/themes/movedo/images/empty/thumbnail.jpg 150 150 SchoolTutoring Academy SchoolTutoring Academy https://secure.gravatar.com/avatar/983a20e95a059722e4981790f518b20b?s=96&d=mm&r=g January 19, 2012 December 2, 2014

Matter is anything that occupies space and has mass. Solid, liquid and gas are the most common forms (or states) of matter. Solid A solid has a certain shape and…

SchoolTutoring Academy
January 19, 2012
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Chemistry Concepts: Atomic Symbol, Atomic Number, Atomic Mass

Chemistry Concepts: Atomic Symbol, Atomic Number, Atomic Mass https://schooltutoring.com/scholarship/wp-content/themes/movedo/images/empty/thumbnail.jpg 150 150 SchoolTutoring Academy SchoolTutoring Academy https://secure.gravatar.com/avatar/983a20e95a059722e4981790f518b20b?s=96&d=mm&r=g January 19, 2012 December 2, 2014

An atom is a basic building block of matter around us. Each atom is consists of the fundamental particles. Electron is negatively charged, proton is positive and neutron is neutral.…

SchoolTutoring Academy
January 19, 2012
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Conversion between Mixed Fractions and Improper Fractions

Conversion between Mixed Fractions and Improper Fractions https://schooltutoring.com/scholarship/wp-content/themes/movedo/images/empty/thumbnail.jpg 150 150 SchoolTutoring Academy SchoolTutoring Academy https://secure.gravatar.com/avatar/983a20e95a059722e4981790f518b20b?s=96&d=mm&r=g January 19, 2012 December 2, 2014

A fraction consists of two numbers. The number on top is called numerator and the number on the bottom is called denominator, written as: An improper fraction…

SchoolTutoring Academy
January 17, 2012
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Adding and Subtracting Unlike Fractions

Adding and Subtracting Unlike Fractions https://schooltutoring.com/scholarship/wp-content/themes/movedo/images/empty/thumbnail.jpg 150 150 SchoolTutoring Academy SchoolTutoring Academy https://secure.gravatar.com/avatar/983a20e95a059722e4981790f518b20b?s=96&d=mm&r=g January 17, 2012 December 2, 2014

Fractions with different denominators are unlike fractions. They cannot be added or subtracted as they are. They are to be converted to like fractions first which have common denominator. Then…

January 2012

Variance and Standard Deviation

What are Ecosystems?

Measures of Central Tendency

Angles of Polygons

Types of Polygons

Atoms: The Basic Building Blocks

States of Matter: Solids, Liquids, and Gases

Chemistry Concepts: Atomic Symbol, Atomic Number, Atomic Mass

Conversion between Mixed Fractions and Improper Fractions

Adding and Subtracting Unlike Fractions

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