BGS National Public School

Hulimavu, Bangalore – 560076

Date: 01^st August 2013

Tell Me Why – Questions (Classes VI to XII)

Sl. No.	Name of the student	Class	Question
1.	Rishidar Abhishek	IX B	How can the life of a star be measured when no one can even go near them?
2.	Aditi J. S.	VIII A	Why is the left Kidney found slightly higher than the right kidney? How does it help to function?
3.	V Shreyas V. P Shravan	IX B	Why does a chameleon change its colour and how?
4.	Aditya sivaram	IX B	Is there a limit to the Universe? Is it infinite space or are there any boundaries? What is the meaning of space static?
5.	Thilak K	IX A	Why is the shadow black in colour?
6.	Shravan S. H.	IX A	Ø  The ‘Big Bang Theory’ violates many laws of Physics. Why then is it the most accepted? Ø  Why does the structural strength of a metal sheet used in construction increase with increase of bends or folds? Ø  Why is it that Thermo set plastic be moulded only once but not thermoplastic? And how is thermo set plastic moulded the first time? From where do we get (source) of thermo set plastic? Ø  According to the 3rd law of motion, every action has an equal and opposite reaction. Why then is it when we punch a heavy punching bag or anything soft we don’t feel the same force acting on our body? Ø  How was the speed of light calculated? Ø  How was the speed of sound calculated?
7.	Shreya C	VI C	What gives skin its colour?
8.	Harika Saisree	IX B	Is there any other fruit or vegetable like onion having sulphur?

Note: Students to answer the questions and post it with full name, class and section mentioned below.

Principal