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Showing posts with the label Technology

know more about the gravity

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  May be sometimes you thing to  the reason why you are just walking with your legs on the ground or why you throw things  above and then they come back to you instead of just staying there , or may you think to the reason behind your house built on the ground without being lifted to the air and you fail to explain to your self why it is like that.  There is no any other reason behind that except the gravitation force that pulls all object towards its surface .That is the force that make plants grow on the earth's ground ,rain fall down and you too be able to walk a round.  This force on our planet is totally different to the on on other planets in the universe or any other heavenly bodies in the space . for example the on the moon is just very low compared to the one we have the one of the moon is just 1.2 m/s squared while the one we have on our planet is almost 10 m/s squared . I think many of you have heard about the story of Americans who went to...

How electricity is made

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  Electricity is among the common things that we need in our daily life in order to surverve and  also accomplish some other daily life goals in what we do .Electricity is used in many aspects such as cooking, lightening, industrial processes , and other things that we all know. Though we all know it's uses less people know how it is made from it's source to our homes. Though electricity dislikes water as we all say for me I can say that it's like it is from water too, according to scientific facts that we are going to discuss below. Every one I think it's not the first time to here the word water dam or hydroelectric power plant.So now we are going to discus how the hydroelectric power plant works in order to provide the electricty that we need daily in our life. Water dams are built on river streams with much water (containing much water ), and the dam is designed in a such away that water can fall from above from a high height as you see it on the pictu...

How thunder works

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 Thunder is something that is soo strange in every ones ears ,the that it is soo loud makes many people shake  and fear it too much .  But even if it is soo loud it's sound can't any bad effect on your life ,am telling you the truth , what can harm your life is that lightening that you see before the sound come out ,the actions take place at the same time but because the light is very faster than sound it is the one we see fast. Thunder works like this in the clouds there are two types of charges to mean clouds may contain two different charges ,which are negative charge s and positive charges , just like those that make up the electricity. When these charges collides they produce a huge electric power which appears to be the lightening that all most of the time falls in lakes and seas ,and the loud sound that you hear.  Thunder is lightnings are too dangerous because they are said to be very hot many times compared to the sun  To be hit by thunder it me...