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141/ There are now more than
4000 satellites orbiting the globe.
142/ Between 1895 and 1905,
the millionaire Andrew Carnegie spent 25 million dollars on
fossil collecting trips in the USA.
143/ Giraffes can clean their
ears with their half metre long tongue.
144/ We are about 1/4 inch
taller whilst sleeping at night than in the day.
145/ There are 1.25 billion
rats in the US.
146/ A 5 month year old female
foetus has seven million eggs in her ovaries. By puberty only
300,000 remain.
147/ Human males produce up
to 100 million sperm every day.
148/ A lightning bolt has
enough energy to light 2 1/2 million homes.
149/ The chances of being
struck by lightning are three million to one.
150/ Camels can go for 17
days without water in extreme heat.
151/ Tornadoes can reach speeds
of over 300mph.
152/ Tornado Alley in the
US is struck by around 1000 tornadoes every year.
153/ A single lightning bolt
can unleash 1 million volts of electricity.
154/ The ten highest mountains
in the world are all in the Himalayas.
155/ In 1862, English chemist
Alexander Parkes created the first plastic.
156/ The human body contains
over 1000 different enzymes.
157/ In 1811, Amaeo Avogadro
first distinguished molecules from atoms.
158/ Each speck of dust contains
a million, million atoms.
159/ Protons are 1,836 times
heavier than electrons.
160/ Mercury can only be seen
from the Earth at twilight.
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facts...
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