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Fact File


In the Fact File section we bring you a new collection of quick facts each week. (Click on the links below for more facts)

 
 

1121/ A neutron is heavier than a proton by 0.14 percent, little more than one part in a thousand. But this difference, small though it is, exceeds the total mass of an electron.

1122/ The frog was an ancient Egyptian symbol, later adopted by the conquering Romans. The Frog-headed goddess Hekt was the goddess of birth and fertility, and later also of resurrection.

1123/ Fat has nine calories per gram, while protein and carbohydrate have four. (Alcohol has seven.) The average American consumes 38% of their calorie intake from fat consumption.

1124/ In the thirteenth century, Paris with a population of 100,000 was the largest city in Europe; but in the same era, Cahokia, a city in Illinois, had 40,000 people.

1125/ In 1817 the British government gave the Spanish government £400,000 and the Portuguese government £900,000 to persuade them to sign treaties outlawing slavery and permitting British warships to interdict their slave ships. £1 in 1817 (according to the Bank of England) is equivalent to £32.12 today; so these amounts represent £12,848,000 and £28,908,000 in 2002 prices.

1126/ Mexico is the world's pig tapeworm capital with estimates that about 4 percent of all Mexicans have the adult tapeworm in their intestine.

1127/ During the winter on Mars temperatures plummet to minus 125 degrees centigrade, and the air begins to freeze solid as a veil of 'dry ice'. In a bad winter, a quarter of Mar's atmosphere is frozen.

1128/ Though Mars is only half the size of Earth, its greatest volcanic peak rises to three times the height of Mount Everest.

1129/ Pluto is so far from the Sun that it takes 248 years to travel around it once.

1130/ The term 'black hole' was coined in 1968 when John Wheeler described how an in-falling object "becomes dimmer millisecond by millisecond...light and particles incident from outside...go down the black hole only to add to its mass and increase its gravitational attraction."

1131/ The Sun orbits around the central hub of our galaxy at a distance of 25,000 light years, taking 200 million years to make a complete circuit (a galactic year).

1132/ The nearest neighbour galaxy to our own, Andromeda, lies about 2 million light years away.

1133/ Scientists estimate that the contents of our universe consists of 4 percent ordinary atoms (baryons) in stars, nebulae and diffuse intergalactic gas. Dark Matter provides about 30 percent; and Dark Energy provides the rest of about 66% percent.

1134/ The risk of the Earth encountering an asteroid large enough to cause worldwide devestation in our lifetime is roughly the same as the average person being killed in an air crash, or about 1 in 10,000.

1135/ The English astrophysicist Arthur Eddington in his 'Fundamental Theory'
"estimated" there to be 15,747,724,136,275,002,577,605,653,961,181,555
468,044,717,914,527,116,709,366,231,425,076,185,631,031,296 protons in the Universe and the same number of elctrons.

1136/ Abraham Lincoln's son, Tad, had a pet turkey. When it was suggested that the bird might make a fine holiday dinner, the boy set up such a howl of protest that the president finally issued a "presidential pardon" for Tad's pet. Since 1947, the National Turkey Federation has presented a live turkey and two dressed turkeys to the President. The President does not eat the live turkey. He "pardons" it and allows it to live out its days on a historical farm.

1137/ It is a deficit of the neurotransmitter dopamine which causes Parkinson's disease.

1138/ Table grapes have been around since 4000 BC. Franciscan missionaries introduced table grapes to California in the late 1700's. They may have been introduced to Mexico as early as 1500 by the Spanish conquistadors.

1139/ France eats the most cheese, per capita, than any other country in the world. It has 400 different varieties of cheese.

1140/ In 1856 Wisconsin had the first kindergarten in America.

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