Autumn Break 2013-14Holiday Homework for class-9

MATHS

1. Write and learn the formula of surface area and volume.2. Design a crossword puzzle with mathematical terms.3. Make a project on making platonic solids.

PROJECT:i) Mention about 5 platonic solids and its properties (with figure).ii) History iii) Procedure of making platonic solidsiv) Verify Euler’s formula for each of the solid.

English

1. Write letters to the editor on following topics:

(i) Increasing prices of essential commodities

(ii) Duties as a citizen towards civic facilities

(iii) Expressing concern over declining reading habits among students

2. Write short biographical sketches of any three renowned personalities in about 100 words each.

3. Read the novel ‘THREE MEN IN A BOAT’ and prepare short notes on all important characters and events.

HINDI

SST

1) STUDY PICTUR 4.1 AND 4.2 AND COMPLETE THE ACTIVITY. STUDY GRAPH 4.1, 4.2 AND ANSWER THE QUESTION THAT FOLLOW AND ALSO DRAW THE GRAPHS. (FOOD SECURITY IN INDIA)

2) READ THE CHAPTER’CLIMATE’ AND DO THE EXERCISE AND MAP WORK IN THE NOTEBOOK.

कक्षा 9 संस्कृतम1 एकस्यपाठस्य सांद्रमुद्रिद्रकाम रचयत . (PPT)

2 शब्दरुपाणि� लि�खत-

भवत, राजन, गच्छन, मनस कविव,

3 धातुरुपाणि� लि�खत- (�ोट�कारे विवलिधलि�ड्ग्�कारे च)

नी, वृत, �,भ मुच, याच, हृ,

4 सूक्त्यः लि�खत (20)

Science

Make a ppt.(5-10 slides) on any topic included in second term.

Make a model (group activity) for science exhibition in school on 23 oct.

Learn plant and animal classification from fig.- 7.11 and 7.26 in NCERT Book.

Write about one communicable and one non- communicable disease.