Вопрос № 857113 - Английский язык

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As the population increases, the 1_______ of water supply in many desert regions becomes more urgent with every year.
Scientists 2_______ that the best way to solve this problem is to construct plants that will use atomic energy to distill fresh 3_______ from the sea. It is believed that it will be cheaper to distill sea water than to make 4_______ freshwater reservoirs.

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Cars and airplanes can be very fast. Ships in the ocean are slower. Why is that? Mostly, it is because of the resistance of the water. Water is much more difficult to go through than air.
One idea was to design the hull (sides of a ship) to rise higher out of the water as the ship went faster. This was tried, but the ship could not go fast enough to make a smooth ride. It was finally decided that the whole ship must rise out of the water.

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1_______. When he was a child, he was not a very good student but he liked Physics very much. 2_______. The compass made him wonder about the connection between the needle and the north pole. Then, his interest in Physics increased even more. 3_______. In 1913, he became director of Physics in an institute in Berlin. In 1916, he published his Theory of Relativity which suddenly made him famous all over the world. It was difficult for Albert to prove his theories but in the end he succeeded. 4_______. He died in Princeton in 1955.

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What do we know about the sea? We all have distinguished it. 1_______. We know that it looks very pretty when the sun is shining on it. We also know that it can be less pretty when it is rough. What other things so we know about it?
2_______. Look at the map of the world. There is less land than sea. The sea covers three quarters of the world. The sea is also very deep in some places. 3_______. The highest mountain in the world is about nine kilometres high. The sea water is very salty. 4_______. Some parts of the sea are less salty than other ones. In most parts of the sea there are plenty of fishes and plants. Some live near the top of the sea. Others live deep down. The sea is full of wonders.

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The planet Mars has interested scientists for hundreds of years. 1_______. This sounds surprising, but astronomers say that there could have been lakes, rivers and seas on the surface of the planet. 2_______. In 1877, the Italian astronomer Schiaparelli was looking through his telescope at the planet, when he noticed that there seemed to be a network of canals on the planet. 3_______. When the Americans sent Mariner 4 into space, it sent back 21 photographs, which show that Mars is a cold, lifeless world. Therefore, we can conclude that people could not be living there now, although they might have done so in the past. In 1976, the photographs taken by Viking 1 were examined, and one of them showed a strange pyramid-shaped rock which could be taken for a human face. Was this a trick of the light or evidence that a great civilisation used to exist on the planet? 4_______.

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Although a genius of science, Newton owed much to his predecessors. 1_______. Galileo had founded the science of mechanics, and his application of the astronomical telescope had been of the greatest helping the study of the heavens. 2_______. While studying light, Newton invented the reflecting telescope. It was only an inch in diameter, and six inches long, but it magnified forty times and gave a good view of the Jupiter’s moons. 3_______. You can see it in the library of the Royal Society in London. 4_______.