9 th NOTES OF LESSON UNIT 1 ( MEASUREMENTS ) by.Mr.R.Sakthivel- Click here
9 th NOTES OF LESSON UNIT 2 ( Motion ) by.Mr.R.Sakthivel- Click here
9 th NOTES OF LESSON UNIT 3 ( FLUIDS )by.Mr.R.Sakthivel - Click here
9 th NOTES OF LESSON UNIT 4 ( ELECTRIC CHARGES AND CURRENT ) by.Mr.R.Sakthivel- Click here
9 th NOTES OF LESSON UNIT 5 ( Magnetism and Electro magnetism )by.Mr.R.Sakthivel - Click here
9 th NOTES OF LESSON UNIT 6 ( Light ) by.Mr.R.Sakthivel- Click here
9 th NOTES OF LESSON UNIT 7 ( HEAT ) by.Mr.R.Sakthivel- Click here
9 th NOTES OF LESSON UNIT 8 ( sound ) by.Mr.R.Sakthivel - Click here
9 th NOTES OF LESSON UNIT 9 ( universe ) by.Mr.R.Sakthivel- Click here
9 th NOTES OF LESSON UNIT 2 ( Motion ) by.Mr.R.Sakthivel- Click here
9 th NOTES OF LESSON UNIT 4 ( ELECTRIC CHARGES AND CURRENT ) by.Mr.R.Sakthivel- Click here
9 th NOTES OF LESSON UNIT 5 ( Magnetism and Electro magnetism )by.Mr.R.Sakthivel - Click here
9 th NOTES OF LESSON UNIT 7 ( HEAT ) by.Mr.R.Sakthivel- Click here
9 th NOTES OF LESSON UNIT 8 ( sound ) by.Mr.R.Sakthivel - Click here
9 th NOTES OF LESSON UNIT 9 ( universe ) by.Mr.R.Sakthivel- Click here
