Maths: Physics: Chemistry: Biology: Social Science: (prepare a file

Holidays Homework for class IX (SA I)
English: Make a newspaper on “ Nepal Earthquake”
Your newspaper should include(Editorial(50-80),Reports(50-80),Articles(50-80),Real Data,
Pics,graphs and comments of famous leader(with pics)
 Give an attractive name to your newspaper.
Maths:
R.No (1-20):Collect the data of earthquakes that have taken place in last 10 years in India. What was the
approx. loss of life and property yearwise . Do you think there is increase or decrease in losses.
R.no(21-42):What are various factors responsible for Natural Disasters write % wise factors & Make a
pictorial chart for the same.( Pi- Chart)
Physics:
R.no( 1-20):Write name, construction and working of instrument used for measuring earthquake.
(Seismometer)
R.no(21-41):Write name ,construction and working of instrument used for measuring Tsumanin.
( Tsunamimeter)
Chemistry:
R.no(1-20): Write down the mechanism involved in formation of Ozone hole.
R.no(21-40): Write down the mechanism involved in formation of acid rain.
Biology:
R.no(1-20): Write the effect of Ozone Layer depletion on plants and animals.
R.no(21-40): Write the effect of Acid Rain on soil fertility and soil microbes.
Social Science: (prepare a file on)
R.no(1-20): Nature’s Fury Earthquake, Causes-Tectonic Movements, Causes of recent earthquake at
Nepal,Effects of Earthquake.
R.no(21-40): Earthquake Disaster, Earthquake prone areas, Seismic Focus, Epicenter, Rescue
operations.
Hindi:
R.no(1-13): ाकृ तक आपदाय ‘ वषय को आलेख
त य हो यथा ---
प म
तु त क िजये िजसम न न ल खत वचारणीय


ाकृ तक आपदा ------- अथ
वभ न
ाकृ तक आ दं ये एवम

ाकृ तक आपदाओं के कारण

भाव
प
 संर ण हेतु बनाई गयी योजनाय अथवा
यास
R.no:(14-27) ाकृ तक संसाधन का अ य धक दोहन ह
ाकृ तक आपदाओं को नमं ण दे ता है | इस
कथन क स यता हेतु , माण का संकलन क िजये तथा प का
R.no: (28-40) ाकृ तक आपदा से उ पन
दय वदारक
आधा रत मम पश क वता रचना क िजये |
प म
तु त क िजये |
य धटनाओ तथा उनम न हत दुख , क णा पर