SUMMER HOLIDAY

ASSIGNMENT

CLASS- IX

English To solve the worksheet which includes Reading [2 Unseen Passages], Grammar & Writing [Diary Entry, Story Writing] and to write them in the English notebook. [Annexure] 2. To learn the spellings, parts of speech and meanings of the words given in the Spell Bee Word List. [ To be uploaded in the website] 3. To readand understand Chapter 3 & 4 of the Supplementary Reader [ Moments].

Hindi 1 . ननम्नलऱखित में से किनहहॊ दो विषयों ऩर 80-100 शब्दों में अनचु्छेद लऱखिए |

(i)उत्तम स्िास््य : एि िरदान

(ii)प्रािृनति प्रिोऩ िे रूऩ में िोरोना (iii)मन िे हारे हार है मन िे जीत ेजीत

2 .ऱॉिडाउन िे समय अऩनी स्स्िनत ऩर आधाररत ऱघिुिा लऱखिए|

3. एि समाचार िाचि िी तरह अऩना ऩररचय देते हुए ‘ शहर में िोरोना िी स्स्िनत’ प्रस्तुत िरत ेहुए 1 लमनट िी अऩनी विडडयो बनाइए|

Sanskrit शब्दरूपाणि ....... 1)बाऱिित,्साधिुत,्मनुन,वऩत,ृराजन,्भित,्गुखिन,्विद्िस ्

2) ऱता, मनत, नदह, धेन,ु मात ृ

(सभी शब्दरूऩों िो लऱििर याद िरें) धातुरूपाणि .......

1)ऩठ्,गम,्िद्,भ,ू,क्रीड,नी,दृश,्अस,्िृ,ऩा,त्यज,्स्िा,शि्,ऺाऱ,्(ऩाॉचो ऱिार,ऩरस्मऩैद)

(सभी धातुरूऩों िो लऱििर याद िरें) Science Completion of lab manual

To write the experiments given below in practical notebook and learn &practice objective based questions on these experiment Chemistry- 1.To Perform following reactions and classify them as physical or chemical changes-

a) Iron with copper sulphate solution.

b) Burning of magnesium ribbon

c) Zinc with dil. HCl acid

d) Heating of copper sulphate crystals

e) Sodium sulphate with barium chloride in solution form.

2. Determination of the melting point of ice and boiling point of water.

Biology- 1. To Prepare a stained Temporary mount of an onion peel and

to record observations and draw labeled diagrams. 2. To prepare a stained temporary mount of Human cheek cell

and record the observations and draw labeled diagrams. Physics- 1. Determination of the density of solid (denser than water) by

using a spring balance and a measuring cylinder. 2. Establishing the relation between the loss in weight of a solid when fully immersed in a a) Tap water b) Strongly salt water with the weight of water displaced by it by taking at least two different solids

Mathematics Project – Integration of Mathematics with History – Chart preparation on ZERO in ancient History (SEA)

Social Science Project- SUBJECT ENRICHMENTACTIVITY (To be assessed) Every student has to compulsorily undertake any one project on Disaster Management Topics: ANY ONE TO BE CHOSEN FROM THE OPTIONS GIVEN BELOW 1. The 2021 Uttarakhand flood began on 7 February 2021 in the

environs of the Nanda Devi National Park, a UNESCO World Heritage Site. in the outer Garhwal Himalayas in Uttarakhand state, It is believed to have been caused by a landslide, an avalanche or a glacial lake outburst flood. It has caused flooding in the Chamoli district, most notably in the Rishiganga river, the Dhauliganga river, and in turn the Alaknanda—the major headstream of the Ganga.

2. LOCUST ATTACK In May 2020, Rajasthan and Madhya Pradesh were severely affected by locust swarms measuring a kilometer wide, the worst locust attack in 27 years. In June, millions of locusts swarmed on a massive scale in Gurgaon, Delhi-NCR region making it look like a sand storm. 3. DROUGHT Drought is the most widespread hydro-meteorological syndrome of 'prolonged period of water scarcity affecting natural resources, environment and, thereby, the people'. Environmental changes, viz. climate change, land-use changes and natural resource degradation have aggravated drought occurrences and vulnerability, thus disrupting the normal socio-economic settings. Regions of Rajasthan, Bundelkhand, Karnataka and Orissa are typical examples of drought-related deprivation and resultant conflicts, whereas drought in states like Chhattisgarh, Punjab, Haryana, etc. are the result of improper agriculture practices and poor water management.

4. COVID 19 By early-April 2021, a second wave took hold in the country. The ongoing second wave of the COVID-19 pandemic in India may peak between May 11-15 with 33-35 lakh total 'active'' cases and decline steeply by the end of May, according to a mathematical module devised by IIT scientists. The scientists also said Delhi, Haryana, Rajasthan and Telangana may see a high of new cases by April 25-30, while Maharashtra and Chhattisgarh might already have reached their peak in new cases.

Instructions 1. Make a Power Point Presentation 2. You can use newspaper clippings, maps, diagrams,

images and materials from web. Follow the sequence of slides as given below. a. The cover page must contain topic, name, class, section

and role number. along with Project Overview: Purpose, aim, methodology and experience while doing the project

b. Define disaster and its types along with Mapwork – Map of India showing the affected region.

c. Causes of the disaster and Extent of damage. d. Mitigation Measures. Steps taken by the government to

combat the disaster.

IP Write/draw following question on your copy or you type in

MS-Word.

Upload the answer in given link of google for within 05-06-

21 till 5PM.

This vacation home work will be treated as your SWA/MA

activity.

1. Draw, label and explain the Basic structure of a computer

(IPO cycle).

2. Write down the strength and weakness of computer.

3. Write down at least five differences between RAM and

ROM in tabular format.

4. Write down three input, output and memory device name.

Please upload you answer in following google Form link: https://docs.google.com/forms/d/e/1FAIpQLSeHJPGBYvq_afF0KhOQEUD80bm5BnrXqNnZUqMOvCbHuMyngQ/viewform

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