One micron is equal to One-thousandth of a millimeter.
Solar eclipse occurs at the new moon and not on the full moon and atleast one & seven is maximum no of solar eclipse in a year
The highest earth quake severity on richter scale has been recorded at southern chile in 1960 which was 9.5.
Hally’s comet will return in the year 2062.
Our solar system has about 140 Natural satellites.
Bacteria ,fungi,virus are Non-green plants.
LASER stands for “light amplification by stimulated emission of radiation”.
Brazil covers nearly half of south america
The constitution of 1973 was enforced on 14th aug,1973.It is comprises of twelve parts consisting of 280 articles.
WAPDA (water and power development authority) is responsible for the generation and distribution of electricity.
The govt of pakistan convened a convention of Ulema from 21-24th jan 1951 at karachi.
The convention was attended by 31 muslim religious scholars belonging to all sects of Islam.The Ulema agreed on 22 points.
The miracle of a pregnant female camel was sent to the nation of samood.
The soap was made by Hazrat Salih (AS) first of all.
The nation of Hazrat Loot (AS) was destroyed by a rain of stones.
In six days (Surah Yunus,Verse no three) Allah had created the earth and the heaven.
32 times along with namaz ,Zakat has been mentioned in the Holy Quran.
Hajj made compulsory In the year 9 A.H.
Hazrat Hamza (RA)was the first commander of Islamic Army.
There are 114 surahs , 30 Paras and 6666 Ayats in the holy Quran.Surah-e-Fatiha is the first surah and Surah-e-Nas is the last Surah of the holy Quran.
Seven stages are there in the Holy Quran.
A shooting star is a meteor that comes from space,burning out in the earth`s upper atmosphere.
The total number of star visible with the naked eye can not be more than 6000. * Star twinkle for two main reasons, The intensity of the stars decreases and increases because of line-of-sight effect and there are disturbance in the gases of the atmosphere. * The earth is about three million miles closer to the sun in january.
The essential parts of radio are: Vacuum tubes, transistors , Amplifier and Oscillator. * If you look at sky from the moon,It appears completely black because the moon has no atmosphere.
FM stands for Frequency modulation.
THere is no colour of the sky but it is the blue part of the white light of the sun which gets scattered by the dust particles hanging in the atmosphere.
Kilowatt hour (kWh) is a bigger unit of energy used in addition to SI unit.
Mitosis and meiosis are two types of cell division.
Light travels at a speed of 186,000 miles per sec.
The volcanoes of HAWAII are the most common and thoroughly studied in the world
There is about 340 million cubic miles of liquid water on the surface of the earth
Ducts are small tubes which transfer the secretion of glands.
Borneo, sumatra , kenya ,uganda, brazil , colombia and equadore are some countries through which the equator passes.
Computer virus has created from pakistan
The dead sea is the world lowest sea.Its surface is 400 metres below the mediterranean.
MegaWatt is a unit of power equal to 1000 kiloWatts.
There are 15 main tectonic plates which makes the dynamic crust of the earth.
Northern edge of the Atacama desert in Chile is richest with the desposits of copper.
Dry ice is solid carbon dioxide at a temperature of -80 C.
Hydro-electric power means production of electricity by making Dams.
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