Class Update (Heritage Academy) 26 Mar 18 (Mo)

Class 8 (WBSSE)-

Topics Covered-

1. Science (Physics)-
   
   Heat-
   
   Revision of Previous Class
   Change of State
   Melting
   Freezing
   Factors on which Melting depends
   Anomolous Behavious of Water
   Adv. & Disadv. of Anomolous Behavious of Water
   Latent Heat
   Numericals of Latent Heat
2. Mathematics-
   
   Cube (Algebra)-
   Discussion of Formula
   Explanation of Numericals

Homework as on 26 Mar 18-

Physics-

1. Practice All Numericals of Force & Pressure, Gravity & Heat
2. Practice Theory by learning, understanding & writing of Force & Pressure, Gravity & Heat

Mathematics-

1. Practice All Formulas of Algebra from Cube
2. Practice All Numericals given in the Exercise
3. Solve the following-
   1. Find the square roots of following numbers-
   i). 441 ii). 6724 iii). 7225 iv). 2809
   
   2. Find the cube roots by prime factorisation-
   i). 729 ii). 4096 iii). 15625 iv). 27000
   
   3. Write the squares & cubes of the following numbers-
        1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26,
        27, 28, 29, 30