Frontier n C 1) especially BrE the border of a country (between / with) 2) the frontier – an area where people have never lived before that is not much known about, especially in the western US before the 20-th century 3) the frontiers of knowledge / physics, biology etc, the limits of what is known about something push back the frontiers = discover new things frontier town
Biology antibiotics bacteria DNA molecule gene human genome microscope Physics atom electric current energy equation gravity mass radioactivity Information technology artificial intelligence data processing microchip online search engine Astronomy / cosmology deep apace black hole galaxy light year radio telescope solar system
match the scientific words with the definitions 1 antibiotic 2 bacteria 3 DNA molecule 4 electricity 5 galaxy 6 gene 7 gravity human genome microscopic organisms that cause a disease the force that attracts things to the Earth an independent system of stars in space all the genetic information about a human being a chemical that carries genetic information a substance capable of killing bacteria a form of energy (2 types – statistic and current) a unit of heredity 1 f 2 a 3 e 4 g 5 c 6 h 7 b 8 d
EUREKA! This method of Archimedes was then used to find out the purity of gold objects. The exclamation Eureka! means “I have found (it)”. ‘Eureka’ is used to show an answer to a problem or to indicate triumph of finding or discovering something. ‘Eureka’ has its origin in Greek and is taken from the word heurēka. This expression is supposed to be exclaimed by Archimedes when he discovered the way to measure the volume of an object with an irregular shape.
Bill Gates - the founder and the first chairman of Microsoft. Microsoft Company was established in 1975 in Seattle. Microsoft developed software for established American companies. Today four out of five of the world’s personal computers run on Microsoft software called Microsoft DOS – or Windows. It’s through the Windows system that we may gain access to the Internet, the Global computer network. Microsoft produces computer programmes in 30 languages and sells them in more than 100 countries.
Eurotunnel was opened in 1994 since that time it has carried more than 57 mln passengers the busiest railway line in the world 40 metres below the sea bed the shuttle trains are 800 metres long there is a total 200 km of track the introduction of the Pet Travel Scheme in February more than 6,000 cats and dogs have also travelled The Channel Tunnel