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Posts tagged "Science Facts" (Page 48)
Who invented Radio? An Italian, Guglielmo Marconi, made the first proper radio. In 1901 he sent the first message right across the Atlantic Ocean. Nowadays radio stations transmit the programmes we listen to at home. Other uses include communication with ships, aircraft and spacecraft ; sending messages between police; and controlling taxicabs.
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September 19, 2017 evirtualguru_ajaygourParagraph WritingNo Comment
Achievements of the Elizabethan Age Elizabeth I gave England the strong government which it had lacked since the death of her father, Henry VIII, in 1547. Her policy was marked by moderation and caution in all things. By firmly establishing the Church of England, with herself at its head, she found a solution to the religious problem which satisfied the majority of her subjects. In her relations with foreign countries...
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September 19, 2017 evirtualguru_ajaygourParagraph WritingNo Comment
Why is Elizabeth I remembered as a Great Queen? During her short five-year reign, Queen Mary Tudor had become much disliked because of her religious views, her marriage with Philip of Spain who was a Catholic , and her disastrous war against France, which resulted in the loss of Calais, England’s last French possession. Therefore when Mary died in November 1558 and was succeeded as queen by Elizabeth, there was...
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September 19, 2017 evirtualguru_ajaygourParagraph WritingNo Comment
Why do cuckoos have foster parents? Because cuckoos breed parasitically ! That is, the cuckoo hen places her egg in the nest of another bird and leaves it to hatch and be fed and nourished by a foster mother, so forcing her young to live on the hospitality of a different species. Each cuckoo hen confines her breeding activities to a particular territory, and after having mated, spends much of her...
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September 19, 2017 evirtualguru_ajaygourParagraph WritingNo Comment
Why do birds migrate and how do they find their way? Many species of birds migrate in winter to a warmer climate, but it is puzzling as to exactly how they find their way ! Many birds follow coastlines and are able to recognise landmarks, for they have good eyesight. Scientists believe that some birds such as pigeons, gulls and the Manx shearwater use the sun or the stars as a...
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September 19, 2017 evirtualguru_ajaygourParagraph WritingNo Comment
Can all Birds fly? Millions of years ago, before the earth began to break up into the shapes of the continents and islands as we know them today, most birds could fly. But as the oceans covered strips of land which once connected land masses, and continents began to form by earth movements, animals which could not fly, unlike the birds, became restricted to certain parts of the earth. This meant...
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September 19, 2017 evirtualguru_ajaygourParagraph WritingNo Comment
How do male penguins help to look after the eggs? Not all birds build nests for their young at breeding time, and the emperor penguin, which lives at the South Pole, is one of them. The female emperor, the largest of the penguin family, at about 107 cm (42 in) high, lays her one egg onto the snow or ice, then the male immediately rolls it onto his feet with the...
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September 19, 2017 evirtualguru_ajaygourParagraph WritingNo Comment
Is it possible to bend light? You cannot shine a torch round a corner because light normally travels in straight lines. When light hits something several different things may happen to it. If the object is black then almost all the light will be soaked up. If it is white most of the light will bounce off in all directions and we will see it clearly. If it is coloured then...
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September 19, 2017 evirtualguru_ajaygourParagraph WritingNo Comment
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