Friday 27 April 2018

CLASS 9 HOLIDAY HW


ARMY PUBLIC SCHOOL, GOLCONDA
SUMMER VACATION HOMEWORK (2018-2019)
CLASS – IX

SUBJECT: ENGLISH
v Presentation on life of Shakespeare (to be done on A-4 sheets).

SUBJECT: HINDI-
Refer to class  work and whats app Group


SUBJECT: SOCIAL SCIENCE
v Disaster management-Floods, earthquakes, cyclones-Affected areas,Map,pictures and prevention
v Map skills,- Physical features and India size and location

 SUBJECT: MATHMATICS
v Worksheet  (to be solved in class work).
v Practice of the chapters Number System and Polynomials thoroughly.

SUBJECT: SCIENCE
v Physics worksheet on Distance and Displacement” (to be done on A-4 sheets).
v Chemistry-Worksheet on chapter-1(to be done on A-4 sheets).
v Biology- practical skills -Lab activities
v Revise the lessons-Motion, Matter in our surrounding , Cell-Fundamental unit of life.


holiday HW class 10





Tuesday 17 April 2018

CLASS 10 WORKSHEET
TYPES OF CHEMICAL REACTIONS

TOPIC –TYPES OF CHEMICAL REACTIONS
WRITE THE PHYSICAL STATES OF THE REACTANTS AND PRODUCT AND OBSERVATIONS ALSO

CHEMICAL REACTION
TYPE OF CHEMICAL REACTION
BALANCED EQUATION
OBSERVATION
(CHANGR IN COLOUR,GAS EVOLVED ETC)

METAL AND SULPHURIC ACID





SOLUTIONS OF SILVER NITRATE AND SODIUM CHLORIDE ARE MIXED





SOLUTIONS OF POTASSIUM IODDE AND LEAD NITRATE ARE MIXED





QUICKLIME COMBINES WITH WATER





LIMESTONE IS HEATED





BURNING OF NATURAL GAS





NITRODEN GAS COMBINES WITH HYDROGEN GAS





LEADNITRATE SALT IS HEATED





COPPER METAL IS HEATED AND HYDROGEN GAS IS PASSED THROUGH THE PRODUCT FORMED





CORROSION OF IRON





SILVER GETS TARNISHED





EXAMPLE OF REDOX REACTION





ANHYDROUS FERROUS SULPHATE IS HEATED





RESPIRATION REACTION





EXAMPLE OF ENDOTHERMIC REACTION





IRON DISPLACES COPPER FROM ITS SALT SOLUTION