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

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

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

Question # 1

Show that atmosphere exerts pressure

  • Ans 1: The atmosphere of Earth consists of gases, vapor and dust particles. All these are material particles. Due to the force of gravity of these particles, they exert pressure. So any object inside the atmosphere experience pressure which is called the atmospheric pressure.
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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

Show that atmosphere exerts pressure

  • Ans 1: The atmosphere of Earth consists of gases, vapor and dust particles. All these are material particles. Due to the force of gravity of these particles, they exert pressure. So any object inside the atmosphere experience pressure which is called the atmospheric pressure.
Submit

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

Question # 1

Define the term pressure

  • Ans 1: The force acting normally per unit area on the surface of a body is called pressure
  • Ans 2: Formula: P=f/a
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9th Class Physics English Medium Chapter 7 Preparation - Set 3

Question # 1

Define the term pressure

  • Ans 1: The force acting normally per unit area on the surface of a body is called pressure
  • Ans 2: Formula: P=f/a
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9th Class Physics English Medium Chapter 7 Preparation - Set 4

Question # 1

Write two properties of liquids.

  • Ans 1: The distance between the molecules of liquid are more than in solids Thus attractive forces between them are ewaker
    Like solids molecules of a liquid also vibrate about their mean position but are not rigidly held with each other
    Liquid attains the shape of a container to which it is put Such as water attain the shape of that glass in which water.
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9th Class Physics English Medium Chapter 7 Preparation - Set 5

Question # 1

Define pressure and write its formula.

  • Ans 1: Pressure :
    The force acting normally per unit area on the surface of a body is called pressure.
    SI unit of pressure is Nn-2 also called pascal (Pa).
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9th Class Physics English Medium Chapter 7 Preparation - Set 6

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

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

Question # 1

What is upthrust

  • Ans 1: Upthrust: Upthrust is force act on a body upward when immersed in fluid is equal to the weight of dispaced water
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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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