An adverb is defined as a word that can modify a verb, an adjective, another adverb, a phrase, or a clause. Adverbs typically answer questions such as how?, in what…
read moreAn inscribed angle is an angle formed by two chords in a circle which meet at a common point. This common endpoint forms the vertex of the inscribed angle. The…
read moreHeron’s formula is used to calculate the area of a triangle if all three sides are known. It is called “Heron’s Formula” after Hero of Alexandria who was a Greek…
read moreAn adjective is a word, a phrase or a clause used to describe a noun. Adjectives are invariable. They do not change their form depending on the gender or number…
read moreTriangles are polygons with 3 sides and 3 angles which always add up to 180°. Types of triangles may be classified by their sides, by their angles or by a…
read moreValence electron is an electron of an atom located in the outermost shell of the atom and can be transferred to or shared with another atom. It is most likely…
read moreElectron configuration was first conceived of under the Bohr model of the atom. Electrons revolve around the positively charged nucleus (made of neutrons and protons) in orbits called shells. Each…
read moreAn atom is a basic building block of matter around us. Each atom is consists of the fundamental particles: negatively charged electron, positively charged proton and neutral neuron. Shells Electrons…
read moreThe greatest common divisor (gcd), also known as highest common factor (hcf), or greatest common factor (gcf), of two integers a and b is defined as the largest integer that…
read morePhysical changes Physical changes are changes that do not affect the chemical composition of a substance. No new product is formed during physical change. Physical changes are concerned with energy…
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