Physics 9th Class English Medium Chapter 8 Thermal (Properties of Matter) Short Questions Preparation with Answers

9th Class Physics Chapter 8 Online Preparation

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Online Short Questions For Chapter 8 "9th Class Physics English Medium Chapter 8 Preparation "

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Physics (New Book) - 9th Class Physics English Medium Chapter 8 Preparation

Question # 1

What meant by evaporation?

Ans 1: Evaporation is a changing of a liquid in to vapours from surface of liquid without heating .

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Prepare Complete Set Wise Questions For Chapter 8 "9th Class Physics English Medium Chapter 8 Preparation "

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Set 2

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Set 3

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Set 4

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Set 5

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Set 6

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Set 7

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Set 8

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Set 9

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Set 10

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Set 11

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9th Class Physics English Medium Chapter 8 Preparation - Set 1

Question # 1

What meant by evaporation?

Ans 1: Evaporation is a changing of a liquid in to vapours from surface of liquid without heating .

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9th Class Physics English Medium Chapter 8 Preparation - Set 2

Question # 1

What is temperature

Ans 1: Temperature of a body is the degree of hotness or coldness of body It change with the flow of heat
Ans 2: Example: A candle flame is hot and is said to be at high temperature. Ice on the other hand is cold and is said to be at low temperature.

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9th Class Physics English Medium Chapter 8 Preparation - Set 3

Question # 1

Define lower and upper fixed points

Ans 1: Lower fixed point: The lower fixed point is marked to show the position of liquid in the mometer when it is placed in ice.

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9th Class Physics English Medium Chapter 8 Preparation - Set 4

Question # 1

How many intervals are in Kelvin scale

Ans 1: In Kelvin scale the interval between lower and upper fixed points is divided into 100 equal parts.
Lower fixed point = 273
Upper fixed point = 373

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9th Class Physics English Medium Chapter 8 Preparation - Set 5

Question # 1

Write the use and range of clinical thermometer

Ans 1: Clinical thermometer: A clinical thermometer is used to measure the temperature of human body It has a narrow range from

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9th Class Physics English Medium Chapter 8 Preparation - Set 6

Question # 1

Define volume thermal expansion and temperature co-efficient of volume expansion

Ans 1: Volume thermal expansion: Solid material expend in volume when heated. This process is called volume thermal expansion.
Ans 2: Co-efficient of volumetric thermal expansion: The fractional change in the volume of a substance per kelvin change in temperature.
Ans 3: Unit: SI unit of volume expansion is k
The co-efficient if volumetric thermal expansion

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9th Class Physics English Medium Chapter 8 Preparation - Set 7

Question # 1

Define heat capacity of a body

Ans 1: Heat capacity of a body is amount of thermal energy absorbed by it for one Kelvin rise in temperature.
Ans 2: Unit: Its unit is jk

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9th Class Physics English Medium Chapter 8 Preparation - Set 8

Question # 1

How many intervals are in Fahrenheit scale

Ans 1: In Fahrenheit scale the interval between lower and upper fixed points is divided into 100 equal parts
Lower fixed point =32, Upper fixed point = 212

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9th Class Physics English Medium Chapter 8 Preparation - Set 9

Question # 1

Why gaps are left in railways tracks

Ans 1: Gaps are left in railway tracks to compensate thermal expansion during hot season Because in summer railway tracks expand due to increase in temperature.

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9th Class Physics English Medium Chapter 8 Preparation - Set 10

Question # 1

Give the names of factors on which evaporation of a liquid depends

Ans 1: The rate of evaporation is affected by following factors
Temperature, Surface area, wind , nature of liquid

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9th Class Physics English Medium Chapter 8 Preparation - Set 11

Question # 1

Write formula for heat capacity.

Ans 1: Formula for heat capacity is. Heat capacity = mc

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9th class Physics Chapter 8 (English Medium)

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Matric Part 1/9th Class Physics Chapter 8 Short Question Test With Answer for Unit 8 Thermal Properties of Matter

9th Class English Medium Subjects

9th Class Urdu Medium Subjects

Online Short Questions For Chapter 8 "9th Class Physics English Medium Chapter 8 Preparation "

Physics (New Book) - 9th Class Physics English Medium Chapter 8 Preparation

What meant by evaporation?

Write formula for heat capacity

Define latent heat of fusion

What are Kelvin scale and Fahrenheit scale

Does water and spirit evaporate at the same rate

What is clinicl thermometer

Write down the values of coefficient of Gold and Silver

What will be heat capacity of 5kg water

Define upper and lower fixed points of a thermometer

Define internal energy

Prepare Complete Set Wise Questions For Chapter 8 "9th Class Physics English Medium Chapter 8 Preparation "

Set 1

Set 2

Set 3

Set 4

Set 5

Set 6

Set 7

Set 8

Set 9

Set 10

Set 11

9th Class Physics English Medium Chapter 8 Preparation - Set 1

What meant by evaporation?

Write formula for heat capacity

Define latent heat of fusion

What are Kelvin scale and Fahrenheit scale

Does water and spirit evaporate at the same rate

What is clinicl thermometer

Write down the values of coefficient of Gold and Silver

What will be heat capacity of 5kg water

Define upper and lower fixed points of a thermometer

Define internal energy

9th Class Physics English Medium Chapter 8 Preparation - Set 2

What is temperature

Define Evaporation

Define heat capacity of a body

Define Coefficient of linear thermal expansion and what is its SI unit

What is a relationship between the coefficient of linear and bolume expansion

Write names of two scales of measuring temperature

What is the volumetric thermal expansion

What is difference between temperature and heat

Why water is used in cooling system of vehicles

Write any two uses of thermal expansion in our daily life

9th Class Physics English Medium Chapter 8 Preparation - Set 3

Define lower and upper fixed points

Define thermal equilibrium

What is meant by linear thermal expansion.

What is meant by internal energy of a body?

How specific heat differs from heat capacity

Why does heat flow from hot body to cold body

Write two factors on which evaporation dpends

What is temperature

What is the volumetric thermal expansion

How many intervals are in Fahrenheit scale

9th Class Physics English Medium Chapter 8 Preparation - Set 4

How many intervals are in Kelvin scale

What is meant by anomalous expansion of water

Define coefficient of linear thermal expansion.

How specific heat differs from heat capacity

What is the volumetric thermal expansion.

Define upper and lower fixed points of a thermometer.

How cooling is produced in refrigerator

What is meant by linear thermal expansion

Define temperature

Why heat is transferred from hot body to cold body

9th Class Physics English Medium Chapter 8 Preparation - Set 5

Write the use and range of clinical thermometer