word meanings of the pendulum

The word 'resource' means supplying a material generally held in reserve. The common natural resources include energy, air, water, land, minerals, microorganisms plants and animal..

Selenium (Se) - 'Seles' Greek name for the moon Plutonium (Pu) - Neptunium (Np) Uranium (U) Mercury was named after a planet but derives its symbol Hg from the Latin word 'Hydragyrum' meaning liquid silve..

We are familiar with plane figures bounded by straight line segments as sides. They are known as Polygons. Polygon is a word of Greek origin. It means figure with many angles implying many side..

The trivial names are the commonly used names of carbon compounds. They are derived mostly from the source of the compound e.g., the name of formic acid is derived from 'formicus' the Greek word meaning red ants. Names arrived in this way were ambiguous and repeatin..

An equation is an equality connecting some unknowns. The unknowns are represented by "letters" and are called "the variables". If the equation has only one unknown, it is called "an equal in one variable". The word "Linear" means "of degree one..

In Greek 'Trigonon' means a triangle. 'Metron' means a measure. The combination of these two words gives us the word 'Trigonometry'. Trigonometry is the branch of mathematics that deals with the relations between the sides and angles of triangles . In ..

The word Immunity, arises from the latin word 'Immunis' which means 'exempt' or 'freedom'. Immunity refers to all the mechanisms used by the body for protection from external agents which include microorganisms and their products, some food items, chemicals, drugs, pol..

Sulphur has been known from ancient times. The ancient Indians, the Inca Indians, Greeks and Romans used sulphur, as a fumigant, and in certain medicines. The word "Sulphur" is probably derived from the Sanskrit word "Sulveri" meaning "enemy of copper" as copper ..

Population and Its Characteristics - Population is the next level in ecological hierarchy the word population has its origin in the Latin word populus meaning 'people'. In ecology, population is defined as the total number of all individuals of a particular species, wh..

he term ecology is derived from two Greek words (oikos - means 'house' or place to live and logos means 'a discussion or study'). Literally, ecology is the study of organism 'at home' in their native environment. The term was first introduced by Reiter in 1868, b..