|Experiment light |
2 Comments 1424 Views 2015-12-01 16:13:09
we are surrounded by lightBut we do not ask ourselves what light actually is ?
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
0 Comments 1265 Views 2016-04-30 18:31:26
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 1437 Views 2016-05-15 07:10:43
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