1. science
2. chemistry

INDIRAPURAM PUBLIC SCHOOL, INDIRAPURAM
CLASS IX – HOLIDAY HOMEWORK (2015-16)
SUBJECTS
ENGLISH
HOMEWORK
Cartoon
Read articles related to Corruption and black money. Based on the information
you gather and with the help of your imagination design a cartoon series to be
published in the school magazine.
Steps:
1. Read the article.
2. Think and relate it to a funny situation.
3. Write down every word that comes to your mind.
4. Sketch the images based on the situation
5. Draw your final draft of the political cartoon.
HINDI A
1.kSmaIr’ yaa ‘itbbat’ maoM sao iksaI ek pva-tIya xao~ kI BaaOgaaoilak saaMskRitk evaM Qaaima-k
jaanakarI p`aPt kr ica~ saiht
p`klp tOyaar kroM.
2.vyaakrNa puistka maoM ide Apizt kavyaaMSa saM#yaa 13 sao 17 tk vyaakrNa ka^pI maoM kroM.
HINDI B
1 dOinak jaIvana maMo ]pyaaogaI iknhIM pa^Mca vastuAaoM pr iva&apna tOyaar kroM AaOr ek laQau pi~ka
banaae^.
2 naIcao ilaKo SabdaoM kI sahayata sao kivata ilaiKe.
mastk‚ p`oma ‚saByata ‚ Sa~u ‚savaao-cca ‚bailadana‚ EadQaa‚ raYT/‚ ptaka ‚jagarNa‚ snaoh‚ saurxaa‚ savaip`ya‚ Bai@t
MATHS
PROJECT 1:- Vedic mathematics is an unique system based on simple rules and
principles which enable to solve various mathematical problems easily, so learn
any 5 techniques of calculation and make project file on those techniques.
POINTS TO BE NOTED:Use A-4 size white sheets
File should not be more than 10-15 pages including cover page, index.
Give some examples .
PROJECT 2:- Make a 3D mathematical puzzle/game by using waste material.
(Please do not use THERMOCOL)
SOC SCI
Write a report on causes, distribution pattern, consequences and mitigation
measures for any one of the following natural disaster :
 Earthquake
 Landslide
 Tsunami
 Flood
 Drought
 Cyclone
Instructions :



FRENCH
GERMAN
SANSKRIT
It should be handwritten and in a simple folder.
Not more than 5 to 6 pages on an A4 sheet
Support the report with case studies, pictures and illustrations wherever
possible.
Design a travelogue on any famous attraction of France.
Listen to the French songs to improve your listening skills.
Prepare any one of the following topic (Time limit not less than one minute) for
class presentation..
1. Was willst du werden?
2. Mein Lieblingssport
3. Meine Freunde
कक्षा – नवमी
!) कश्चित ् पववतीयस्थऱस्य वर्वनं कुववन स्वममत्रं प्रतत एकं पत्रं मऱखत |
!!) स्वपररियं दत्तन ् स्वववशेषतााः स्वत्रट
ु ीन ि वदन एकं अनच्
ु छे दं मऱखत |
IT
SCIENCE
Make a PPT(15 slides) on any computer related topic (cyber crime, Latest
gadgets, hackers and crackers, use of computers in bio-informatics etc, various
forms of malware) submit on a CD
PHYSICS: Read a biography of any eminent scientist like Einstein, J.C.Bose,
Faraday, Newton, Edison, Madam Curie, Stephen Hawking etc.
What inspiration did you take from the life and work of the scientist that
you have chosen to study and explain any of his / her invention in brief
which you understood best.
BIOLOGY: Take large carrot/potato pieces(peeled and unpeeled both) and place
in the beakers containing the following liquids.
1. Alcohol
2. Distilled water,
3. Saturated salt solution,
4. Saturated sugar solution,
5. Vinegar and milk.
The carrot/potato pieces are observed after 6-8 hours.
Answer the following questions by your observations.
a. What the difference in the physical state of carrots/potato is as observed
in all the six different cases?
b. Name the processes involved that has caused a change in carrot / potato
pieces in the beakers.
c. Why has the processes occurred? Give reasons.
d. Name the process in your daily life which works on the same principle.
e. Make a table showing the details of your observations.
Prepare an activity file of 2 or 3 sheets, write the procedure for the above
mentioned activity, answer all the questions and draw the diagrams wherever
necessary.
CHEMISTRY : ASSIGNMENT ATTACHED BELOW
CHEMISTRY ASSIGNMENT
INSTRUCTION
1. The Homework should be neatly done in the notebook.
Q1.
It is a hot summer day; Priyanshi and Ali are wearing cotton and nylon clothes
respectively.Who do you think would be more comfortable and why?
Q2.
You want to wear your favorite dress to a party,but the problem is that it is still wet
after a wash.What steps will you take to dry it faster?
Q3.
Osmosis is a special kind of diffusion in which the solvent molecules migrate from
solvent to the solution side through a semipermeable membrane. Classify the following
into osmosis/ diffusion:
a. Swelling up of a raisin on keeping in water.
b. Spreading of virus on sneezing.
c. Earthworm dying on coming in contact with common salt.
d. Shrinking of grapes kept in thick sugar syrup.
e. Preserving pickles in salt.
f. Spreading of smell of cake being baked throughout the house.
g. Aquatic animals using oxygen dissolved in water during respiration.
Q4.
Alka was making tea in a kettle. Suddenly she felt intense heat from the puff of steam
gushing out of the spout of the kettle. She wondered whether the temperature of the
steam was higher than that of the water boiling in the kettle. Comment.
Q5.
Why do we feel numbness, if we hold a few cubes of ice in our hand for more than 2
minutes?
Q6.
The boiling point of water is much higher than that of petroleum ether. In which of the
two the intermolecular forces are strong?
Q7.
Why is low pressure necessary for the formation of clouds in the rainy season?