Science facts

Facts about Science

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01

There are more than 20.000 ants species living on our planet

02

Hot water freezes faster than cold water

03

 

At 50 feet underwater, blood looks green, because there are no red wavelengths of light at this depth

04

If hot water is poured into a glass, the glass is more apt t break if it is thin, which is why test tubes are made of thin glass

05

A normal size paper cannot be folded by hand more than eight times. the most a large piece of paper has been folded is 13 times

06

If water flows fast enough, it can cut metal there is actually a tool called waterjet, which is used for cutting metal with water

07

The amount of sunlight reaching the Earth surface is 6000 times the amount of energy used by all human beings worldwide

08

The total amount of fossil fuel used by humans since the start of civilization is equivalent to less than 30 days

09

water expands by 95% when it freezes. Frozen water is lighter than water, which is why ice floats in water

10

The melting point of the most common forms of cocoa butter is just below human body temperature , which is why it melts in your mouth

11

Dry air contains 78% nitrogen, 20% oxygen , 0.9% argon , .04-1% water vapour , 0.03% carbon dioxide and small amounts of other gases

12

In 1894, Italian physicist Guglielmo Marconi began his work on transmitting radio waves over long distances

13

A human heart beats 1,00,000 times a day

14

There are more than 1000 chemicals in every cup of coffee

15

Sunlight takes about 8 minutes and 20 seconds to reach the Earth at 1,86,282 miles/secs

16

Milky way is only one of the billions of other galaxies in the observable universe

17

The longest recorded distance flown by any chicken is about 92m in 13 seconds

18

The first laser was made in California in 1960

19

Airports that are higher altitudes required a longer airstrip due to lower air density