Physics Form 4 2014

WEEKLY TEACHING PLANFORM 4

Chapter Date Learning Outcomes NotesINTRODUCTIONTO PHYSICS

1.1 Understanding Physics Explain what Physic is Recognize the physic in everyday objects and natural

phenomena1.2 Understanding base quantities and derived quantities

Explain what base quantities List base quantities and their units List some derived quantities and their quantities Express quantities using prefixes Express quantities using scientific notation Express derived quantities as well as their units in

terms of base quantities and base unit1.3 Understanding scalar and vector quantities

Define scalar and vector quantities Give examples of scalar and vector quantities

1.4 Understanding measurements Measure physical quantities using appropriate

instruments Explain accuracy and consistency Explain sensitivity Explain types of experimental error Explain appropriate technique to reduce errors

1.5 Analysing scientific investigations Identify variables in a given situation Identify a question suitable foe scientific investigation Form a hyphotesis Design and carry out a simple experiment to test the

experiment Record and present data in a suitable form Interpret data to draw a conclusion Write a report of the investigation

FORCES AND MOTION

2.1 Analysing linear motion Define distance and displacement Define speed and velocity and state that s= s/t Define acceleration and deceleration and state that a =

(v-u)/t Solve problems using linear motion equation

2.2 Analysing motion graph Plot and interprete displacement –time and velocity –

time graphs Deduce from the shape of a displacement-time graph

when body is(a) at rest(b) moving with uniform velocity(c) moving with non-uniform velocity

Determine distance, displacement and velocity from a displacement-time graph

Deduce from the shape of a velocity-time graph when a body is(a) at rest(b) moving with uniform velocity

2.3 Understanding inertia Explain what inertia is Relate mass to inertia

2.4 Analysing momentum State the principle of conservation of momentum

2.5 Understanding the effects of a force Determine the relationship between mass and

Physics Form 4 2014

Chapter Date Learning Outcomes Notesacceleration, F= ma

2.6 Analysing impulse and impulsive force Explain what impulsive force is Define impulses as a change of momentum, Ft = mv -

mu Define impulsive force as the rate of change of

momentum in a collision or explosion2.7 being aware of the need for safety features in vehicles

Describe the importance of safety eatures in vehicles2.8 Understanding gravity

Explain acceleration due to gravity Define gravitational field strength

2.9 Analysing forces in equilibrium Describe situations where forces are in equilibrium State what resultant forces is

2.10 Understanding work, energy, power and efficiency State the principle of conservation of energy

2.11 Appreciating the importance of maximizing the efficiency of devices

Recognise the importance of maximizing the efficiency of devices in conserving resources

2.12 Understanding elasticity Define elasticity Define Hooke’s law

FORCES AND PRESSURE

3.1 Understanding pressure Define pressure and state that P= F/A Solve problems involving pressure

3.2 Understanding pressure in liquid Relate depth to pressure in a liquid Relate density to pressure in a liquid Explain pressure in a liquid and state that P = ρgh

3.3 Understanding gas pressure and atmospheric pressure Explain gas pressure Explain atmospheric pressure

3.4 Applying Pascal’s principle State pascal’s principle Explain hydraulic system Describe applications of Pascal’s principle

3.5 Applying Archimedes’ principle Explain buoyant force Relate buoyant force to the weight of the liquid

displaced State Archimedes’ principle

3.6 Understanding Bernoulli’s principle State Bernoulli’s principle Explain that a resultant force exists due to a difference

in liquid pressureHEAT 4.1 Understanding thermal equilibrium

Explain thermal equilibrium Explain how a liquid-in-glass thermometer works

4.2 Understanding specific heat capacity Define specific heat capacity Determine the specific heat capacity of a liquid Determine the specific heat capacity of a solid

4.3 Understanding specific latent heat Define specific latent heat Determine the specific latent heat of fusion Determine the specific latent heat of vaporization

4.4 Understanding gas laws Determine the relationship between pressure and

volume at constant temperature for a fixed mass of gas i.e PV = constant

Physics Form 4 2014

Chapter Date Learning Outcomes Notes Determine the relationship between volume and

temperature at constant pressure for a fixed mass of gas i.e V/T = constant

Determine the relationship between pressure and temperature at constant tvolume for a fixed mass of gas i.e P/T = constant

LIGHT 5.1 Understanding reflection of light Describe the characteristics of the image formed by

reflection of light State the law s of reflection of light Draw ray diagrams to show the position and

characteristics of the image formed by a(a) plane mirror(b) convex mirror(c) concave mirror

5.2 Understanding refraction of light Explain refraction of light Define refractive index as n = sin i/ sin r

5.3 Understanding total internal reflection of light Explain total internal reflection of light Relate the critical angle to the refractive indexn = 1/ sin c

5.4 Understanding lenses Explain focal point Determine the focal point and focal length of a convex

lens Determine the focal point and focal length of a concave

lens Draw ray diagrams to show the positions and

characteristics of the image formed by convex lens Draw ray diagrams to show the positions and

characteristics of the image formed by concave lens Define magnification as m = v/u Relate focal length to the object distance and image

distance1/f = 1/u + 1/v