Referatas

Swimming I INTRODUCTION Swimming, act of moving through the water by using the arms, legs, and body in motions called strokes. The most common strokes are the crawl, backstroke, breaststroke, butterfly, and sidestroke. Swimming is an integral part of almost all water-based activities. It is al

Business I INTRODUCTION Business, organized approach to providing customers with the goods and services they want. The word business also refers to an organization that provides these goods and services. Most businesses seek to make a profit—that is, they aim to achieve revenues that exceed th

Programming Language I INTRODUCTION Programming Language, in computer science, artificial language used to write a sequence of instructions (a computer program) that can be run by a computer. Similar to natural languages, such as English, programming languages have a vocabulary, grammar, and s

Environment I INTRODUCTION Environment, all of the external factors affecting an organism. These factors may be other living organisms (biotic factors) or nonliving variables (abiotic factors), such as temperature, rainfall, day length, wind, and ocean currents. The interactions of organisms w

Jazz I INTRODUCTION Jazz, type of music first developed by African Americans around the first decade of the 20th century that has an identifiable history and distinct stylistic evolution. Jazz grew up alongside the blues and popular music, and all these genres overlap in many ways. However, cr

Music I INTRODUCTION Music, artful arrangement of sounds across time. This definition is obviously very broad, but a narrower one would exclude too much. Music is part of virtually every culture on Earth, but it varies widely among cultures in style and structure. Definitions of music can chan

God I INTRODUCTION God, the center and focus of religious faith, a holy being or ultimate reality to whom worship and prayer are addressed. Especially in monotheistic religions (see Monotheism), God is considered the creator or source of everything that exists and is spoken of in terms of perf

Moon I INTRODUCTION Moon, name given to the only natural satellite of Earth. The Moon is the second brightest object in Earth’s sky, after the Sun, and has accordingly been an object of wonder and speculation for people since earliest times. The natural satellites of the other planets in the s

Sun I INTRODUCTION Sun, closest star to Earth. The Sun is a huge mass of hot, glowing gas. The strong gravitational pull of the Sun holds Earth and the other planets in the solar system in orbit. The Sun’s light and heat influence all of the objects in the solar system and allow life to exist