DELHI PUBLIC SCHOOL, B.S.CITY

SESSION 2020-2021

ECONTENT FOR THE WEEK 13.07.2020 TO 17.07.2020

CLASS: 4 SUBJECT: GSC

DATE UPLOADED: 11.07.2020

_________________________________________________________________________________

TOPIC – SOLID, LIQUID AND GAS

STATES OF MATTER

Matter exists in different forms. The forms differ from each

other with respect to the number of molecules present in the

same space.

Matter exists in three states- solid, liquid and gas.

For example-

Water can exist in three different forms – ice, water and

steam.

Ice is the solid state.

MATTER

SOLID LIQUID GAS

Water is the liquid state.

Steam is the gaseous state.

Examples of solid- ice, bricks, wood, watch etc.

Examples of liquid- juice, water, oil, milk, vinegar etc.

Examples of gas- steam, smog, oxygen etc.

1. SOLID

MOLECULAR ARRANGEMENT OF SOLIDS

Molecules in solids are tightly packed and are close to one

another.The intermolecular space between the molecules of

solid is very less.

SOLID

MOLECULAR ARRANGEMENT OF SOLIDS

Molecules in solids are tightly packed and are close to one

another.The intermolecular space between the molecules of

MOLECULAR ARRANGEMENT OF SOLIDS

Molecules in solids are tightly packed and are close to one

another.The intermolecular space between the molecules of

2. LIQUID

MOLECULAR ARRANGEMENT OF LIQUIDS

Molecules in liquids are less tightly packed than those of

solids in solids.The intermolecular space between the

molecules of liquid is more than solids.

LIQUID

MOLECULAR ARRANGEMENT OF LIQUIDS

Molecules in liquids are less tightly packed than those of

solids in solids.The intermolecular space between the

molecules of liquid is more than solids.

MOLECULAR ARRANGEMENT OF LIQUIDS

Molecules in liquids are less tightly packed than those of

solids in solids.The intermolecular space between the

3. GAS

MOLECULAR ARRANGEMENT OF GASES

Molecules in gas are loosely packed.

between the molecules of gas is more than solid and liquid.

MOLECULAR ARRANGEMENT OF GASES

Molecules in gas are loosely packed.The intermolecular space

between the molecules of gas is more than solid and liquid.

MOLECULAR ARRANGEMENT OF GASES

The intermolecular space

between the molecules of gas is more than solid and liquid.

ASSIGNMENT

1.Fill in the blanks.

(a)Matter exists in______ states.

(b)The intermolecular space between the

molecules of ____ is more than solid and liquid.

2.Answer the following questions.

(a)How molecules are arranged in solids?

(b) Arrange the following in the order of increasing

space between their molecules.

(i) Milk, air, table (ii) Smoke, paper, oil

DELHI PUBLIC SCHOOL, B.S.CITY

SESSION 2020-2021

ECONTENT FOR THE WEEK 13.07.2020 TO 17.07.2020

CLASS: 4 SUBJECT: SST

DATE UPLOADED: 11.07.2020

_________________________________________________________________________________

TOPIC- THESOUTHERN PLATEAU

SUB-TOPIC – LIFE IN THE PLATEAU REGION ( ODISHA, MAHARASHTRA, KARNATAKA, ANDHRA PRADESH,

TELANGANA AND TAMIL NADU)

ODISHA:-

• Bhubaneshwar is the capital city . The famous Jagannath temple at Puri and RathYatra

attract many tourists every year.

• Odisha is famous for its textiles , silver work and the main cropsgrown here are rice and

jute.

• Odissi is the popular classical dance form and Oriya is the main language of the state.

MAHARASHTRA:-

• Maharashtra lies in the north-western part of the Deccan Plateau and its capital city is

Mumbai.

• Some of the crops grown here are cotton, sugarcane, groundnut etc.

• The soil of Maharashtra is formed from the lava rockswhich is popularly called black soil

and it is ideal for growing cotton. People mostly speak Marathi and Konkani.

• Tamasha( dance- drama) and Lavani (dance form)are popular in this state.

KARNATAKA:-

• Bengaluru is the capital city. It is also famous as a centre of information technology.

Mysuru ( Mysore) and Mangaluru (Mangalore) are two popular cities.

• People are mostly engaged in farming and some of the crops grown here are cotton,

sugarcane, coffee, spices and jowar.

• The forests are famous for teak and sandalwood trees. Kannada is the main language

spoken here.

ANDHRA PRADESH AND TELANGANA:-

• Amaravati is the capital of Andhra Pradesh and Hyderabad is the capital of Telangana.

• The main occupation is farming , crops grown here are rice, jowar, tobacco, sugarcane

and groundnut.

• Telugu and Urdu are the main languages spoken here.

• Kuchipudi is the popular dance form. Bidri work on brass and copper items is a speciality

of these states.

• The Charminar, Salarjung Museum and the Hussain Sagar Lake are popular tourist spots in

Hyderabad. Tirupati is an important temple town in Andhra Pradesh.

TAMIL NADU:-

• Chennai is the capital city of Tamil Nadu. The state is famous for its temple town of

Madurai, Thanjavur, Thiruchirapalli and Kanchipuram.

• This state is also known for the silk sarees that are woven in Kanchipuram, Coimbatore

and Madurai.

• Farming is the main occupation and the crops grown here are rice, sugarcane, cotton and

groundnut. Tea and coffee are grown on the slopes of the Nilgiri Hills.

• Bharatnatyam is the traditional dance form of the state. Tamil is the main language.

** Read the above content carefully and answer the following questions:-

I. Fill in the blanks.( Write the complete sentence in your S.St copy)

a) Tea and coffee are grown on the slopes of the_________________

hills in Tamil Nadu.

b) ________________ is the capital of Telangana.

c) Tirupati is an important temple town in ______________.

d) ______________ is the main language spoken in Karnataka.

II. Questions and answers.(Write the answers given below along with the

questions in your S.St copy)

Q1. What is the main occupation of the people of Tamil Nadu? Mention

any two crops grown in the state.

Ans. Farming is the main occupation of the people of the Tamil Nadu. The two

crops grown here are rice and sugarcane.

Q2. Name any two popular tourist spots in Hyderabad.

And. The two popular tourist spots in Hyderabad are –

a) The Charminar b) Salarjung Museum