First Name: dina
Last Name: iz
E-Mail: ez.dina93@gmail.com
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Institution Name: dina
Country: israil
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Questions for iz dina

Experiment light
2 Comments 420 Views 2015-12-01 18:13:09
we are surrounded by lightBut we do not ask ourselves what light actually is ? For example: when we look in a mirror we can see ourselves when we look at a spoon in a glass of water it looks broken What is rainbow? When light hits an o... Continue Reading
Potential energy
0 Comments 389 Views 2016-04-30 21:31:26
 Every object in nature that located at certain height and gravity  acting on it has potential energy.  We can calculate use the equation Up=m*g*h.  The energy released when the object falls.In elevating system we use weigh... Continue Reading
Sea level rise risk
5 Comments 388 Views 2016-05-15 10:10:43
Sea level is a term describing the altitude of the water at sea(Haifa) picture taken by :dina izGlobal warming due to human activity has countless examples all over the world.Global warming is basically the constant rise of the world average temperat... Continue Reading