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Topic Learning Outcomes

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PHYSICS GRADE 9

Topic Learning Outcomes


 State the SI units for the measurement of length, mass,
volume, time and temperature
 Use appropriate instruments to measure length (including
the use of vernier calipers), mass, volume of liquids, time and
temperature
Measurements
 Compare the accuracy of simple instruments used to measure
physical quantities
 Recognise the main types of errors associated with
measurement of length namely parallax error and zero error
(end error)
 Differentiate between luminous and non-luminous objects
 Give examples of luminous and non-luminous objects
 Recognise that stars produce their own light
 Recognise that planets and moons reflect light received from
the sun
 Investigate the importance of light for vision
 Devise experiments to show that light travels in straight lines
Light
in uniform mediums
 Describe what is reflection of light
 State the laws of reflection
 Use ray diagrams to demonstrate reflection
 Describe what is refraction of light
 Investigate refraction of light in daily life examples and use
ray diagrams to illustrate these as appropriate
Energy, Heat and  Solve problems related to conservation of energy in simple
Temperature systems (falling objects, pendulum)
 Describe the production of electricity using renewable
and non-renewable sources of energy
 Classify the polluting and non-polluting sources of energy
for electricity production
 Compare the advantages and drawbacks of producing
electricity using renewable and non-renewable sources
of energy
 Demonstrate understanding of the concept of heat &
temperature
 Investigate the expansion of matter due to heating
 List some uses and dangers of thermal expansion of matter
 Distinguish between scalars and vectors, and state
appropriate examples of each
 Define various physical quantities distance, displacement,
speed, velocity and acceleration related to the study of
motion of objects
 Plot speed-time graphs for motion in a single direction
Motion
 Interpret speed-time graphs for motion along a straight line
 Recognise the nature of motion from speed-time graphs
(body at rest, motion at constant speed and motion at
changing speed)
 Solve problems related to motion of objects
 Solve problems related to graphical representations ( v−t only)
Electricity  Recognise components of electric circuits (cells, bulbs/lamps,
switches, resistors)
 Draw electric circuits using appropriate conventions/circuit
symbols
 Set up simple series circuits
 Set up simple parallel circuits
 Take appropriate measurements in electric circuits, namely:
 Measure current using an ammeter
 Measure voltage using a voltmeter
 Demonstrate understanding of current, voltage, emf and
resistance
 Define current as the rate of flow of charge
 Recall and use the formula Q=It to solve problems
 Define potential difference as the work done per unit charge
 moved between two points in an electric circuit
 Recall and use the formula W =QV to solve problems
 Solve problems related to simple direct current (DC) electric
circuits

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