Seema and her younger brother Nikhil were playing in a park. Suddenly dark clouds appeared in sky and there was Thunder and lightening soon it started raining heavily. Nikhil started cryang. Seema who is student of class 9th consoled her brother, by saying that thunder and lightening is a natural phenomena not to cry. Seema told her bRotherham lightening is a seasona)we can light coming from a distant star but cannot hear sound oswaal explosion taking place there. Give reasonb) what values or qualities are shown by seema c) state the cause of thuncer.
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a) we see the light first but can't hear the sound because light travels even in vacuum at the speed of nearly 300000kmps. so we can see the light first and then the sound.
b) Here we can see that she has quality of ethical values and she explained science phenomena to keep her brother to think positive.
c) The sudden increase in pressure and temperature from lightning produces rapid expansion of the air surrounding and within a bolt of lightning.
b) Here we can see that she has quality of ethical values and she explained science phenomena to keep her brother to think positive.
c) The sudden increase in pressure and temperature from lightning produces rapid expansion of the air surrounding and within a bolt of lightning.
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