WE WOULD LIKE TO SHOW OUR GRATITUDE TOWARD MY TEACHERS  AND WEB-SITES AND OTHER BOOKS FOR HELPING US TO FINISH OUR PROJECT SUCCESSFULLY. 

=> TEACHERS

1. MRS.SUDHA RAMESH KUMAR

2.MRS.LEENA

3. ALL SCIENCE TEACHERS....

=> WEB-SITES

1.THINKQUEST

2.GOOGLE

=> BOOKS

1.SCIENCE TEXTBOOKS