- The speed of light
down to 186,000 miles per second. In exact terms it is 299,792,458is generally rounded /sm ( metres per second that is equal to 186,287.49 miles per second–
- It takes 8 minutes 17 seconds for light to travel from the Sun’s surface to the Earth.
- October 12th,
“The Day of Six Billion” based on United Nations projections.1999 was declared
- The Earth spins at 1,000 mph but it travels through space at an incredible 67,000 mph.
- Every year over one million earthquakes shake the Earth.
- When Krakatoa erupted in 1883, its force was so great it could
4,800 kilometres away in Australia.be heard
- The largest ever hailstone weighed over 1kg and fell in Bangladesh in 1986.
- Every second around 100 lightning bolts strike the Earth.
- Every year lightning kills 1000 people.
- In October 1999 an Iceberg the size of London broke free from the Antarctic ice shelf
.
- If you could drive your car straight
you would arrive in space in just over an hour.up
- Human tapeworms can grow up to 22.9m.
- The Earth is 4.56 billion years old
the same age as the Moon and the Sun.…
- The dinosaurs became extinct before the Rockies or the Alps
.were formed
- Female black widow spiders eat their males after mating.
- When a flea jumps, the rate of acceleration is 20 times that of the space shuttle during launch.
- Our oldest radio broadcasts of the 1930s have already travelled past 100,000 stars.
- If our Sun were
just in diameter, the nearest star would be 445 miles away.inch
- The Australian
plum contains 100 times more vitamin C than an orange.billygoat
- Astronauts cannot belch
there is no gravity to separate– from gas in their stomachs.liquid
- The air at the summit of Mount Everest, 29,029 feet is only a third as thick as the air at sea level.
- DNA was first discovered in 1869 by Swiss
.Friedrich Mieschler
- The molecular structure of DNA was first determined by Watson and Crick in 1953.
in 1997.The first synthetic human chromosome was constructed by US scientists
in 1607 by Galileo.The thermometer was invented
- Englishman Roger Bacon invented the magnifying glass in 1250.
- Alfred Nobel invented dynamite in 1866.
- Wilhelm Rontgen won the first Nobel Prize for physics for discovering X-rays in 1895.
- The tallest tree ever was an Australian eucalyptus
In 1872– at 435 feet tall.it was measured
performed the first heart transplant in 1967Christian Barnard the patient lived for 18 days.–
- The wingspan of a Boeing 747 is longer than the Wright brother’s first flight.
- An electric eel can produce a shock of up to 650 volts.
Wireless’ communications took a giant leap forward in 1962 with the launch of Telstar, the first satellite capable of relaying telephone and satellite TV signals.‘
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