Amazing science facts that will blow your mind
Have you ever wondered where oxygen comes from? Your first thought may be a rain forest, but sea creatures bite on the hook. Plankton, algae and other photosynthesis produce more than half of the world's oxygen. We know the answer to this and other fun scientific facts, but here are other ocean secrets that scientists cannot tell.
Earth's oxygen is produced by the ocean
Cold water heats faster than hot water
Researchers
investigating the cause of the mpimba effect also made this discovery. As
expected, he called the incident the reverse effect of empamba.
Some metals are so reactive that they come into contact with water
There
are some metals, including potassium, sodium, lithium, rubidium, and cesium,
which are so reactive that they immediately oxidize (or tarnish) when exposed
to air. They can also explode when they fall into the water! All elements try
to be chemically stable, in other words, electrons have a complete outer
covering. To achieve this, metals flow electrons. Alkali metals have only one
electron in their outer shell, which makes them extremely eager to transmit
this unwanted passenger to another element through the junction. As a result,
they form compounds with other elements so easily that they do not exist
independently in nature.
Water can exist in three states simultaneously
This
is called triple boiling, and at that temperature water exists as a gas, a
liquid, and a solid. Very specific circumstances are required to achieve this,
so don't even think about trying it at home. Have you not filled out fun
scientific data? Take a look at these other "facts" that you always
believe are factually incorrect.
In 2.3 billion years, it will be too hot for life on Earth
Over
the next few hundred million years, the sun will continue to get faster and
warmer. In just 2 billion years, the temperature will be high enough to
evaporate our oceans, making life on Earth impossible. Our planet will become a
vast desert like Mars today. As it expands into a red giant over the next few
billion years, scientists predict that the sun will eventually cover Earth
completely, spelling the end for our planet.
Polar bears are almost undetectable by infrared cameras
Thermal
cameras detect heat lost by a subject in the form of infrared, but polar bears
specialize in conserving heat. The bears stay warm due to the thick layer of
fat under the skin. Add this to a thick fur coat and they can handle the
coldest Arctic day.
It takes 8 minutes, 19 seconds for the light to travel from Sun to Earth
In
space, light travels at a speed of 300,000 kilometers (186,000 mi) per second.
Even at this breakneck speed, it takes a long time to cover 150 million odd
kilometers (93 million miles) between us and the Sun. And eight minutes is
still a lot shorter than the five and a half hours that reach Pluto for
sunlight.
Earth is a giant magnet
The
inner core of the Earth is a sphere of solid iron, surrounded by liquid iron.
Variations in temperature and density create currents in this iron, which in
turn produce electric currents. Aligned by the Earth's spin, these currents
combine to form a magnetic field, which is used by compass needles worldwide.
Flies can move faster than spaceships
The jump of the fly reaches a circular
height of three inches (eight centimeters) per millisecond. Acceleration is the
change in the speed of an object over time, often measured in gain, causing the
earth to accelerate due to gravity (9.8 m / 32.2 ft per square second). The
flight test weighed 100 grams, while the space shuttle reached about 5 grams.
The flea secret is a flexible, rubber-like protein that allows you to store and
release energy like current.
The stomach acid is so strong that it can dissolve stainless steel
Your
stomach digests food with a highly corrosive hydrochloric acid pH of 2 to 3.
This acid also attacks the stomach lining, which is protected by hiding the
alkaline bicarbonate solution. The lining still needs to be permanently replaced,
and is completely renewed every four days.
Your
appendix cannot be a useless organ. Studies show that it can play a role in the
immune system as a secondary defense organ, acting as a "refuge" for
helpful gut bacteria.
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