Matric Part 1/9th Class Physics Chapter 7 Short Question Test With Answer for Unit 7 Properties of Matter

9th Class Physics Chapter 7 Online Preparation
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Online Short Questions For Chapter 7 "9th Class Physics English Medium Chapter 7 Preparation "

Try The Short Questions For 9th Class Physics English Medium Chapter 7 Preparation

  • Total Questions10

  • Available Sets8

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Physics (New Book) - 9th Class Physics English Medium Chapter 7 Preparation

Question # 1

Write some important features of kinetic molecular model of matter

  • Ans 1: Kinetic Molecular Model of Matter
    Matter is made up of particles called molecules
    The molecule's remain in continuous motion'
    Molecules attract each other
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Prepare Complete Set Wise Questions For Chapter 7 "9th Class Physics English Medium Chapter 7 Preparation "

9th Class Physics English Medium Chapter 7 Preparation - Set 1

Question # 1

Write some important features of kinetic molecular model of matter

  • Ans 1: Kinetic Molecular Model of Matter
    Matter is made up of particles called molecules
    The molecule's remain in continuous motion'
    Molecules attract each other
Submit

9th Class Physics English Medium Chapter 7 Preparation - Set 2

Question # 1

Define Atmospheric pressure:

  • Ans 1: Pressure exerted by atmosphere in downward direction is called atmospheric pressure.
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9th Class Physics English Medium Chapter 7 Preparation - Set 3

Question # 1

Define Atmosphere.

  • Ans 1: Earth surrounded by cover of air is called atmosphere.
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9th Class Physics English Medium Chapter 7 Preparation - Set 4

Question # 1

Define stress with its unit.

  • Ans 1: the force acting on unit area at the surface of the body is called stress. Formula: sTress= F/A Iti unit is Nm-2
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9th Class Physics English Medium Chapter 7 Preparation - Set 5

Question # 1

Why does a piece of stone sink in water bt a ship with a huge

  • Ans 1: A piece of stone sink a in water because the upthrust displaced water is less than the weight of stone but in ship the upthrust of displace water is grater than the weight of ship that is why ship floats in water.
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9th Class Physics English Medium Chapter 7 Preparation - Set 6

Question # 1

Differentiate between stree and strain

  • Ans 1: Stress: Force acting on unit area at surface of body is called stress
    Formula: Stress=F/A

  • Ans 2: Unit: It unit is Nm
  • Ans 3: Strain: The ratio between change in object and original object is known as strain. When stress acts on a body it may change its length volume, or shape.
  • Ans 4: Formula: Srain =Change in object/Original object
  • Ans 5: Unit: It has no ujnit due to ratio between similar quantities.
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9th Class Physics English Medium Chapter 7 Preparation - Set 7

Question # 1

What is meant by elasticity

  • Ans 1: The property of a body to restore its original size and shape as deforming force ceases to act is called elasticity
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9th Class Physics English Medium Chapter 7 Preparation - Set 8

Question # 1

State Archimedes principle.

  • Ans 1: When a body is totally and partially immersed in the liquid the upthrust on it equal to the weight of liquid it displaces. Upthrust of liquid = pgV
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Physics
7th Unit

9th class Physics Chapter 7 (English Medium)

Here you can prepare 9th Physics Chapter 7 online Short Questions Preparation (Gravitation). Click the button for 100% free full Preparation.

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