1. WELCOMEASWATHY.R.SPHYSICAL SCIENCECHRIST NAGAR COLLEGE OF EDUCATIONTHIRUVALLAM 2. SOLAR SYSTEMSun is the centre of our solar systemThere are eight planets revolving…
WELCOME ASWATHY.R.S PHYSICAL SCIENCE CHRIST NAGAR COLLEGE OF EDUCATION THIRUVALLAM SOLAR SYSTEM Sun is the centre of our solar system There are eight planets revolving around…