9 Physics Annualplan Hema

# June

## Matter and Measurements

• Units and basic quantities
• Vector and scalar quantities
• Fundamental and derived units
• Conversion of units
• Verneir scale and micrometers
• Lab activity for measuring internal diameter of a ring,external diameter of a wire etc using vernier scale and micrometer
• Density

## Learning Outcomes

• To be able to differntiate Fundamental and derived quantities.
• To be able to express physical quantities with appropriate unit of measurements.
• To be able to convert one unit of measurement to the other
• Understand concept of least count,
• To be able to use verneir scale and micrometer effectively
• Understand concept of density, To be able to calculate densitygiven mass and volume.
• Understand concept of relative density and hence define sinking and floating
• To be able to apply archimede's principle .
• To understand the apparent loss of weight of a body immersed

Understand force, effect of force.
Meaning of pivot/fulcrum.
To be able to calculate moment of force about a point
To understand the concept of centre of mass and hence define stability of the body
Understand concept of work and power, to be able to calculate
the same using mathematical relationship between the two.
To understand the difference between potential and kinetic energy
To be able to understand the conversion of potential energy to kinetic energy
with the total energy being constant
To be able to derive mathematical relationships between thephysical quntities involved in
finding gravitational potential and kinetic energy
Understand concept of pressure with respect to force and area
Understand the concept of liquid pressure and its variation with respect to depth

To understand the working of hydraulic machines

To be able to derive an epression for liquid to understand why liquid pressure is independent of the area

To understand the concept of speed with respect to distance and time
To understand the difference between dispalcement and time and hence between velocity and speed.
To understand the concept of acceleration and its relationship with velocity
To be able to represent relationship between distance-time, velocity time graphically and hence find velocity , distance
and acceleration
To be able to interpret the graphical data for the same
To be able to derive and apply equations of motion to solve problems
To be able to understand the differencebetween acceleration due to gravity and gravitational force
To understand and apply Newton's laws effectively . Understand the relationship between Mass, Force and acceleration

# July, August

## Forces and Resources

• Moment of a force
• Balancing a beam
• Conditions of equilibrium
• Centre of mass
• Energy transfer
• Work and power
• Potential and Kinetic energy

# Pressure

• liquid pressure
• Hydraulic machines
• Expression for liquid pressureom

## Learning outcomes

• Understand force, effect of force.
• Meaning of pivot/fulcrum.
• To be able to calculate moment of force about a point
• To understand the concept of centre of mass and hence define stability of the body
• Understand concept of work and power, to be able to calculate the same using mathematical relationship between the two.
• To understand the difference between potential and kinetic energy
• To be able to understand the conversion of potential energy to kinetic energywith the total energy being constantTo be able to derive mathematical relationships between thephysical quntities involved in finding gravitational potential and kinetic energy
• Understand concept of pressure with respect to force and area
• Understand the concept of liquid pressure and its variation with respect to depth

# September, October, Nov ember

## Motion and energy

• Concept of speed, Velocity
• acceleration
• Velocity- time graphs
• Distance-time graphs
• Equations for uniform acceleration
• Acceleration of a free fall
• Newton's First law
• Mass and inertia
• Newton's second law
• weight and gravity
• Gravitational field
• Newton's third law
• Friction
• Static Friction, Dynamic friction

++ Learning outcomes

• Understand force, effect of force.
• Meaning of pivot/fulcrum.
• To be able to calculate moment of force about a point
• To understand the concept of centre of mass and hence define stability of the body
• Understand concept of work and power, to be able to calculate the same using mathematical relationship between the two.
• To understand the difference between potential and kinetic energy
• To be able to understand the conversion of potential energy to kinetic energy with the total energy being constant
• To be able to derive mathematical relationships between thephysical quntities involved in finding gravitational potential and kinetic energy
• Understand concept of pressure with respect to force and area
• Understand the concept of liquid pressure and its variation with respect to depth
• To understand the working of hydraulic machines
• To be able to derive an epression for liquid to understand why liquid pressure is independent of the area
• To understand the concept of speed with respect to distance and time
• To understand the difference between dispalcement and time and hence between velocity and speed.
• To understand the concept of acceleration and its relationship with velocity
• To be able to represent relationship between distance-time, velocity time graphically and hence find velocity , distance and acceleration
• To be able to interpret the graphical data for the same
• To be able to derive and apply equations of motion to solve problems
• To be able to understand the differencebetween acceleration due to gravity and gravitational force
• To understand and apply Newton's laws effectively . Understand the relationship between Mass, Force and acceleration

# December, January, February

## Heat and temperature

• Expansion of solids, liquids and gases
• Uses of expansion
• lab activity- to show different liquids expand differently subjected to the same amount heat
• Bimetallic strip
• Thermostat
• Linear and Volume expansivity
• Unusual expansion of water
• Thermometers
• Conversion of temperature scale
• Scales of measurement
• Concept of absolute zero
• The heat equation
• Thermal capacity
• Importance of specific heat capacity of water
• Specific latent heat of fusion
• specific latent heat of vapourisation
• Concept of melting point, boiling point, freezing point
• Condensation and solidification
• Modes of heat transfer
• Coduction
• Uses of conductors
• Kinetic theory
• Convection in liquids
• Convection air
• Natural convection currents
• Ventilation
• The green house effect
• The Gas laws

## learning outcomes

• To derive an expression for co-efficient of linear expansivity in solids and co-efficient of volume expansion in fluids and hence to choose the materials for a particular application
• To be able to calculate co-efficient of linear expansivity for a particular substance and to calculate co-efficient of volume

expansion for fluids.

• To understand the volume expansion of water when cooled from 4 deg c to 0 deg C and its effect on the density
• To appreciate the importance of thermometers. To understand the factors involved in choosing a thermometric fluid.
• To be able to convert one scale of measurement to the other.
• To understand the concept of Specific heat capacity of a substance and hence calculate the energy requred to raise the temperature

depending on the mass of the substance.

• To understand the concept of latent heat and the heat energy being utilised in converting the state of the substance

with out change in temperature

• To be able to calculate the freezing point, boiling point , melting point of a substance using heat equationsTo understand the different modes of heat transfer, their applications