Physics 9th English Medium Smart Syllabus (ALP) Guess 2021

 

Physics Class 9th

Smart Syllabus Guess Papers

Written & Compiled By Prof. Nasir Arfat Nasir

 

CHAPTER 1 : PHYSICAL QUANTITIES AND MEASUREMENT

Smart Syllabus

Physical Quantities, Base Quantities, Derived Quantities, International System of

Units, Base Units, Derived Units, Prefixes, Scientific Notation, Vernier Callipers,

Significant Figures, Example: 1.4

Class Work: Q 1.1: (iv, v, vii, x) (1.4-1.7, 1.9-1.11, 1.13), Problems: (1.2, 1.3, 1.6, 1.8)

Home Work: Q 1.1: (i-iii, vi) (1.2, 1.3, 1.5, 1.8, 1.12), Problems: (1.4, 1.5, 1.9)

Most Important Short Questions

1.      What are physical quantities. 4

2.      Differentiate between base and derived quantities.5

3.      Differentiate between base units and derived units.6

4.      What is meant by prefixes . 7

5.      Define scientific notation.8

6.      Define vernier constant.

7.      Define significant figures.21

8.      Estimate your age in seconds/mints.25

9.      What role SI units have played in the development of science . 25

Most Important Long Questions

1.     Define Significant figures and Give the rules which are helpful in identifying significant figures.21 (Most Imp)       

Numericals : 3, 7, 10

 

 

 

CHAPTER 2 : KINEMATICS

 

Smart Syllabus

Rest and Motion, Scalars and Vectors, Terms Associated with Motion, Graphical

Analysis of Motion

Distance-Time Graph, Speed-Time Graph, Equations of Motion, Motion of Freely

Falling Bodies, Examples: 2.4-2.10

Class Work: Q 2.1: (iv-vii, ix, x, xii) (2.6-2.8, 2.13), Problems: (2.3-2.5, 2.7, 2.8)

Home Work: Q 2.1: (iii, viii-xi) (2.4, 2.5, 2.9, 2.10), Problems: (2.1, 2.2, 2.6)

Most Important Short Questions

1.      Differentiate between rest and motion.29

2.      Define translatory motion. 29

3.      Differentiate between linear motion and circular motion 30

4.      What is meant by random motion and Brownian motion.31

5.      Define rotatory motion.31

6.      What is vibratory motion.32

7.      Differentiate between scalars and vectors.33

8.      Define uniform speed .

9.      What is terminal velocity.36

Most Important Long Questions

2.      Define motion ? Explain its different types . 29 (Most Imp)

3.      1st , 2nd and 3rd equation of motion. 45 (Most Imp)

1.      Explain the motion of freely falling bodies. 49

Numericals : 1, 2, 6

 

CHAPTER 3 : DYNAMICS

 

Smart Syllabus

Force, Inertia and Momentum, Newton’s Laws of Motion, Mass and Weight, Force

and Momentum, Law of Conservation of Momentum and its Daily Life

Applications, Friction, Coefficient of Friction (F= μR), Rolling Friction, Centripetal

Force, Examples: 3.1, 3.3, 3.6

Class Work: Q 3.1: (iii, viii) (3.3, 3.5-3.10, 3.12, 3.13, 3.17), Problems: (3.5, 3.9)

Home Work: Q 3.1: (I, ii, v, vii-ix) (3.2, 3.4, 3.11, 3.14-3.17), Problems: (3.1-3.4, 3.8, 3.10)        

 

Most Important Short Questions

1.         What is meant by force and inertia.58

2.         Define momentum.59

3.         What is Newton first law of motion.59

4.         Define Newton's third law of motion.63

5.         Define law of conservation of momentum.69

6.         What is friction.72

7.         Define rolling Friction.

8.         What is co-efficient of friction ? Give its unit

9.         What is the circular motion.77

10.     Differentiate between Centripetal force.77

11.      Why are vehicles made heavy at the bottom

Most Important Long Questions

4.            Explain the NEWTON’S 2nd Law of Motion . 60  (Most Imp)

1.            Explain the vertical motion of two bodies attached to the ends of a string that passes over a frictionless pulley. 64

5.            Explain the Law of Conservation of Momentum . 69 (Most Imp)

6.            Explain the centripetal force. 77  (Most Imp)

2.            Numericals : 1, 2, 3, 4, 5, 8, 10444

 

CHAPTER 4 : TURNING EFFECT OF FORCES

Smart Syllabus

Like and Unlike Parallel Forces, Addition of Forces, Head to Tail Rule, Resolution

of Forces, Torque or Moment of a Force, Principle of Moments, Centre of Gravity,

Equilibrium, First Condition of Equilibrium, Second Condition of Equilibrium only,

Examples: 4.2-4.5

Class Work: Q 4.1: (ii, iv-vii), (4.4, 4.5, 4.7-4.9, 4.11, 4.12), Problems: (4.1, 4.3, 4.7, 4.8)

Home Work: Q 4.1: (i-iii, viii), (4.6, 4.10-4.13), Problems: (4.2, 4.4-4.6)

Most Important Short Questions

1.         Define like parallel forces and unlike parallel forces.86

2.         What is resultant force.86

3.         What is meant by resolution of forces.88

4.         Define Torque or moment of force.90

5.         What is meant by principle of moments.92

6.         Define centre of mass and centre of gravity.94

7.         Define equilibrium.97

8.         Differentiate between stable equilibrium and unstable equilibrium.101

9.         Define neutral equilibrium.102

Most Important Long Questions

1.       Write a note on resolution of forces . 88

2.      State and Explain the conditions of equilibrium. 97  (Most Imp)

3.      What is equilibrium ? Give the states of equilibrium. 100  (Most Imp)

Numericals : 1, 3, 4, 5, 6, 7, 8

 

CHAPTER 5 : GRAVITATION

Smart Syllabus

The Force of Gravitation, Law of Gravitation, Law of Gravitation and Newton Third

Law of Motion, Mass of Earth, Artificial Satellites, Examples: 5.1, 5.2

Class Work: Q 5.1: (ii) (5.8-5.10) Problems: (5.4, 5.5, 5.8, 5.9)

Home Work: Q 5.1: (i, iii, iv) (5.2, 5.3, 5.12, 5.13) Problems: (5.1-5.3, 5.7)

Most Important Short Questions

1.       What is law of gravitation.107

2.       What is value of G ? Give its unit.

3.       Differentiate between g and G .

4.       Differentiate between field force and gravitational field strength.110

5.       What are satellites and artificial satellites.112

6.       Define geo-stationary satellites.

Most Important Long Questions

1.     Explain the Law of Gravitation. 107  

2.      Derive the Mass Of The Earth .110  (Most Imp)

1.      Give the motion of artificial satellites . 113 (Most Imp)

Numericals : 1, 3 , 4, 5, 9

 

CHAPTER 6 : WORK AND ENERGY

Smart Syllabus

Energy, Kinetic Energy (K.E.=1/2 mv2), Potential Energy (P.E.=mgh), Efficiency,

Power, Examples: 6.2, 6.3, 6.5, 6.7

Class Work: Q 6.1: (ii, iii, vii), (6.3, 6.5, 6.6, 6.13, 6.14), Problems: (6.4-6.6)

Home Work: Q 6.1: (i, iv-vi, ix), (6.2, 6.4, 6.7, 6.15, 6.16), Problems: (6.1-6.3, 6.7, 6.9)

 

Most Important Short Questions

1.      What is energy.121

2.      Differentiate between Kinetic energy and potential energy.123

3.      Define efficiency and power.136

Most Important Long Questions

1.      Define kinetic energy ? Derive its equation .121 (Most Imp)

2.      What is meant by potential energy ? Explain it with examples. 123 (Most Imp)

Numericals : 1, 2, 3, 6, 9

 

CHAPTER 7 : PROPERTIES OF MATTER

Smart Syllabus

Pressure, Atmospheric Pressure, Variation in Atmospheric Pressure, Pressure in

Liquids, Density, Pascal's Law, Elasticity, Hooke’s Law, Young’s Modulus,

Examples: 7.2, 7.7

Class Work: Q7.1: (viii) (7.22), Problems: (7.1,7.6)

Home Work: Q7.1: (iii) (7.6, 7.15, 7.17), Problems: (7.5, 7.12)

Most Important Short Questions

1.      Define pressure 148

2.      What is Pascal Law.152

3.      What is Elasticity.160

4.      Define stress.160

5.      Differentiate between strain and tensile strain.161

6.      What is meant by Hookes law.161

7.      Define Young's modulus.162

Most Important Long Questions

1.      Explain the applications of PASCOL’S LAW. 152

2.       State YOUNG’S MODULUS ? Derive its formula. 162 (Most Imp)

Numericals : 1, 5, 6

 

 

 

 

 

CHAPTER 8 : THERMAL PROPERTIES OF MATTER

Smart Syllabus

Temperature and Heat, Specific Heat Capacity, Importance of Large Specific Heat

Capacity of Water, Heat Capacity, Change of State, Latent Heat of Fusion, Latent

Heat of Vaporization, The Evaporation, Thermal Expansion, Linear Thermal Expansion in Solids, Volume Thermal Expansion, Examples: 8.5-8.7

Exercise:

Class Work: Q 8.1: (vi, vii), (8.7-8.9) Problems: (8.4, 8.8)

Home Work: Q 8.1: (iv, v viii), (8.3, 8.10) Problems: (8.3, 8.7)

Most Important Short Questions

1.         Differentiate between temperature and heat .169

2.         Define specific heat capacity. 174

3.         What is heat capacity. 176

4.         Define latent heat of fusion. 178

5.         Define latent heat of vaporization. 180

6.         What is meant by evaporation. 182

Most Important Long Questions

1.         Give the importance of large specific heat capacity of water .175 (Most Imp)

2.         Define evaporation ? Give its factors.182 (Most Imp)

3.         Define linear thermal expansion of solids? Derive its formula.184 (Most Imp)

4.         Explain volume thermal expansion. 185 (Most Imp)

Numericals : 4, 7

 

CHAPTER 9 : TRANSFER OF HEAT

Smart Syllabus

Transfer of Heat, Conduction, Thermal Conductivity, Convection, Convection

Currents in Air, Use of Convection Currents, Land and Sea Breezes, Gliding,

Radiation, Example: 9.1

Exercise:

Class Work: Q 9.1: (ii, vi-viii), (9.4, 9.6, 9.7), Problems: (9.2)

Home Work: Q 9.1: (i, iii, v, ix), (9.2, 9.5), Problems: (9.1)

 

 

Most Important Short Questions

1.         What is conduction. 196

2.         Define thermal conductivity. 197

3.         What is convection. 199

4.         What is meant by convection current in air.

5.         Define land breezes and sea breezes200

6.         What causes a glider to remain in air201

7.         How do thermals help birds to fly for hours without flapping theirs wings. 201

8.         Define radiation. 201

Most Important Long Questions

1.         Explain the thermal conductivity in metals. 196 (Most Imp)

2.         Explain the use of Convection Currents

 

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