SSS 2

Lesson 1 · Concept of Linear Momentum

• •Define linear momentum and state its SI unit.
• •Calculate momentum using the product of mass and velocity.

Lesson 2 · Impulse and Momentum Change

• •State Newton's second law of motion in terms of momentum.
• •Define impulse and relate it to change in momentum.

Lesson 3 · Conservation of Linear Momentum

• •State the law of conservation of linear momentum.
• •Solve problems involving elastic and inelastic collisions in one dimension.

Lesson 4 · Applications of Momentum: Rockets and Jets

• •Explain the operation of a jet engine using momentum principles.
• •Describe the propulsion of a rocket in space.

Lesson 5 · Solving Problems on Impulse and Momentum

• •Perform calculations involving impulsive forces in vehicle safety and sports.
• •Solve complex momentum problems involving different mass units.

Lesson 1 · Introduction to Projectile Motion

• •Define projectile motion and identify examples like a kicked football.
• •Explain the independence of horizontal and vertical motions.

Lesson 2 · Time of Flight and Maximum Height

• •Derive and apply formulas for maximum height reached by a projectile.
• •Calculate the time of flight for a projected body.

Lesson 3 · Horizontal Range of Projectiles

• •Define the horizontal range of a projectile.
• •Calculate the range and determine the angle for maximum range.

Lesson 4 · Projectiles at Various Angles

• •Solve numerical problems involving objects projected at an angle.
• •Apply projectile equations to objects launched horizontally from a height.

Lesson 5 · Applications and Problem Solving in Projectiles

• •Identify real-life applications of projectile motion in Nigerian sports.
• •Solve West African Examination Council past questions on projectiles.

Lesson 1 · Vectors and Resultant of Forces

• •Distinguish between scalar and vector quantities with examples.
• •Calculate the resultant of two or more concurrent forces.

Lesson 2 · Resolution of Forces

• •Resolve a single force into two perpendicular components.
• •Calculate the magnitude of horizontal and vertical force components.

Lesson 3 · Moment of a Force and Principles

• •Define the moment of a force and state its unit.
• •State the principle of moments for a body in equilibrium.

Lesson 4 · Center of Gravity and Stability

• •Identify the center of gravity of regular and adult shapes.
• •Explain the conditions for stable, unstable, and neutral equilibrium.

Lesson 5 · Conditions for Equilibrium of Rigid Bodies

• •State the conditions for a body to be in static equilibrium.
• •Solve problems on beams supported at two ends using equilibrium laws.

Lesson 1 · Concept of Pressure in Solids

• •Define pressure and state its relationship with force and area.
• •Calculate pressure exerted by solids on surfaces.

Lesson 2 · Pressure in Liquids

• •Derive the formula for pressure in fluids at a specific depth.
• •Explain why pressure increases with depth in a water tank.

Lesson 3 · Pascal's Principle and Hydraulic Systems

• •State Pascal's principle of transmission of pressure in fluids.
• •Explain the operation of a hydraulic jack or press.

Lesson 4 · Measurement of Atmospheric and Gas Pressure

• •Describe the construction and use of a simple mercury barometer.
• •Explain the working principle of a U-tube manometer.

Lesson 5 · Archimedes' Principle and Upthrust

• •State Archimedes' principle and the law of floatation.
• •Calculate the upthrust on an object immersed in a liquid.

Lesson 1 · Hooke's Law and Elastic Limits

• •State Hooke's law regarding the extension of elastic materials.
• •Define elastic limit, yield point, and breaking point.

Lesson 2 · Spring Constants and Extension

• •Calculate the force constant (stiffness) of a spring.
• •Solve problems involving the extension of a spring under load.

Lesson 3 · Stress, Strain, and Young's Modulus

• •Define Young's Modulus and state its unit.
• •Calculate tensile stress and tensile strain in a wire.

Lesson 4 · Energy Stored in Elastic Materials

• •Derive the expression for work done in stretching a spring.
• •Calculate the elastic potential energy stored in a compressed spring.

Lesson 5 · Practical Applications of Elasticity

• •Compare the behavior of steel wires and rubber bands under tension.
• •Solve complex problems involving springs connected in series mother parallel.

Lesson 1 · Heat Capacity and Specific Heat Capacity

• •Distinguish between heat capacity and specific heat capacity.
• •Calculate heat energy absorbed or released during temperature changes.

Lesson 2 · Experimental Determination of Specific Heat Capacity

• •Describe an experiment to determine the specific heat capacity of a metal.
• •Solve heat exchange problems using the method of mixtures.

Lesson 3 · Latent Heat of Fusion

• •Define latent heat and specific latent heat of fusion.
• •Calculate heat required to melt ice at zero degrees Celsius.

Lesson 4 · Latent Heat of Vaporization

• •Define specific latent heat of vaporization.
• •Calculate energy required to convert boiling water into steam.

Lesson 5 · Evaporation and Cooling Effects

• •Explain the cooling effect of evaporation in local clay pots.
• •Solve multi-stage problems involving temperature change and phase change.

Lesson 1 · Boyle's Law and Pressure-Volume Relationship

• •State Boyle's law and its mathematical expression.
• •Calculate changes in gas volume or pressure at constant temperature.

Lesson 2 · Charles's Law and Temperature-Volume Relationship

• •State Charles's law and define the absolute zero temperature.
• •Convert temperatures between Celsius and Kelvin scales.

Lesson 3 · Pressure Law and Temperature Relationship

• •State the pressure law (Gay-Lussac's law).
• •Calculate pressure changes in a gas at constant volume.

Lesson 4 · The General Gas Equation

• •Derive the general gas equation from individual gas laws.
• •Solve problems involving simultaneous changes in pressure, volume, and temperature.

Lesson 5 · Kinetic Theory of Gases

• •State the assumptions of the kinetic theory of gases.
• •Explain gas pressure and temperature using kinetic theory.

Lesson 1 · Laws of Reflection and Plane Mirrors

• •Distinguish between regular and diffused reflection.
• •State the laws of reflection of light.

Lesson 2 · Image Formation in Plane Mirrors

• •Describe the characteristics of images formed by plane mirrors.
• •Determine the number of images formed by inclined plane mirrors.

Lesson 3 · Applications of Reflection: The Periscope

• •Describe the uses of plane mirrors in periscopes.
• •Explain the principle of a simple periscope construction.

Lesson 4 · Reflection at Curved Surfaces

• •Identify concave and convex mirrors and their principal parts.
• •Construct ray diagrams for images formed by concave mirrors.

Lesson 5 · The Mirror Formula and Applications

• •Apply the mirror formula to calculate image distance and magnification.
• •Identify practical uses of concave and convex mirrors in Nigeria.

Lesson 1 · Laws of Refraction and Refractive Index

• •State the laws of refraction and define refractive index.
• •Calculate refractive index using real and apparent depth.

Lesson 2 · Critical Angle and Total Internal Reflection

• •Define critical angle and total internal reflection.
• •Explain the application of total internal reflection in fiber optics.

Lesson 3 · Refraction Through Thin Lenses

• •Identify different types of converging and diverging lenses.
• •Construct ray diagrams for images formed by a converging lens.

Lesson 4 · The Lens Formula and Power of Lenses

• •Apply the lens formula to calculate object and image distances.
• •Calculate the power of a lens in dioptres.

Lesson 5 · The Human Eye and Optical Defects

• •Describe the functions of the human eye as an optical instrument.
• •Explain how spectacles correct myopia and hypermetropia.

Lesson 1 · Production and Propagation of Sound

• •Explain the production and transmission of sound.
• •State the approximate speed of sound in air, water, and steel.

Lesson 2 · Echoes and Speed of Sound Measurement

• •Define echo and state its conditions for formation.
• •Calculate the distance to a reflecting surface using echoes.

Lesson 3 · Characteristics of Musical Notes

• •Distinguish between musical notes and noise.
• •Explain the factors affecting pitch, loudness, and quality of sound.

Lesson 4 · Vibration in Pipes and Resonating Columns

• •Describe the vibration of air columns in closed and open pipes.
• •Calculate the fundamental frequency of an air column.

Lesson 5 · Resonance and Stationary Waves

• •Define resonance and identify its effects in daily life.
• •Solve problems on stationary waves in stretched strings.

Lesson 1 · Electric Charges and Charging Methods

• •Describe the basic structure of an atom and types of charges.
• •Explain the process of charging by friction, induction, and contact.

Lesson 2 · Coulomb's Law and Force Between Charges

• •State Coulomb's law of electrostatics.
• •Calculate the electrostatic force between two point charges.

Lesson 3 · Electric Fields and Lines of Force

• •Define electric field intensity at a point.
• •Represent electric fields using lines of force.

Lesson 4 · Capacitance and Capacitors

• •Define capacitance and state its SI unit (Farad).
• •Describe the factors that affect the capacitance of a parallel-plate capacitor.

Lesson 5 · Capacitors in Series and Parallel

• •Calculate the equivalent capacitance for capacitors in series.
• •Calculate the total capacitance for capacitors in parallel.

Lesson 1 · Ohm's Law and Resistance

• •State Ohm's law and its mathematical expression.
• •Distinguish between Ohmic and non-Ohmic conductors.

Lesson 2 · Resistivity and Factors Affecting Resistance

• •Define resistivity and conductivity of a material.
• •Calculate the resistance of a wire given its length and area.

Lesson 3 · Resistors in Series Circuits

• •Calculate the total resistance of resistors in series.
• •Solve for current and potential difference in series circuits.

Lesson 4 · Resistors in Parallel Circuits

• •Calculate the effective resistance of resistors connected in parallel.
• •Identify the advantages of parallel wiring in Nigerian homes.

Lesson 5 · E.M.F and Internal Resistance of a Cell

• •Define electromotive force (e.m.f) and internal resistance.
• •Calculate terminal voltage and energy lost in a battery.