Scheme of Work

 

Subject:      AS Physics

         

Year:          1

 
 

 

 

 

 

 

Sixth Form Centre

 

 

 

Week number

Date

Topic 1

                    Theory

Topic2

            Practical      

Supplementary Work

 

0

 

Introduction to Course

(Induction) Portfolio of work

SI units

 

 

1

 

·        Atomic structure: ions, electrons

·        I = ∆Q/∆t

·        Free moving charges (ionic solids and ionic solutions)

·        Potential difference, V = W/Q

·        Electrical resistance, R = V/I

·        Use of ammeter, voltmeter to measure R.

·        Drawing St line graphs (ALPS)

·        Spreadsheet of results with graph for I-V expt for a resistor.

2

 

·        Ohm’s Law

·        Electrical Resistance

o       In series

o       In parallel

·        Electrical Resistivity R = ρL/A

·        Verification of formulae for resistors connected together

·        Use of multimeter to measure R

·        I-V characteristic of TLB

 

3

 

·        Power, P = IV = I2R = V2/R

·        Energy dissipated = Pt

·        Electrical Resistance and temperature

·        Temperature of water & heating (θ and I, V, IV, etc)

·        R – θ for thermistor

·        Essay on temperature and its effect on electrical resistance in good conductors and insulators.

4

 

·        Potential Divider

o       Sensors

o       Control

·        Kirchoff’s first and second laws

·        I-V characteristic of semi-conductor diode

·        Spreadsheet (Thermistor sensor)

5

 

·        Review

·        Design of temperature sensor

·         

6

 

·        emf, e = E/Q

·        emf and internal resistance (e = V + Ir)

·        starter motor and requirements of the power supply

·        measurement of emf, r for power supply

·        Data Analysis / comprehension exercise on practical power supplies.

7

 

·        Alternating currents (sinusoidal)

·        Rms, peak and peak-peak values

·        Mains supply

·        Use of oscilloscope

o       to measure AC and DC

o       periods and frequency

·         

8

 

·        Properties of solid materials

·        Density

·        Hooke’s Law for spring

·        Energy of spring = ½ Fx

·        Tensile stress, strain, breaking stress

·        Use of micrometer and vernier

·        Properties of a spring, F = k x

·        Properties of a rubber band

 

·        Spreadsheet (modelling power supplies and load)

9

 

·        Plastic and Elastic behaviour

·        Young modulus E = stress/strain

·        Strain energy

·        Measurement of E

·        Uncertainties and fractional uncertainties 1

·        Qns on errors

10

 

·        Linear motion (position, displacement, speed , velocity, acceleration)

·        Graphical description of motion

·        Measurement of gradient of a curve and area beneath.

·        Ticker tape and measurement of s and v.

·         

11

 

·        Use of equations of linear motion

 

·        measurement of g (? Ticker tape)

·        non-linear laws (& st line graphs)

·        Essay on required properties and suitability of materials.

12

 

·        Review

·        Practical Test 1

 

13

 

·        2-D motion

 

·        Scalars and Vectors

·        Addition of vectors

·        Resolution of a vector

·        Scale drawing

 

14

 

·        Linear momentum, p = mv

·        Newton’s first and second laws

·        F = ∆ (mv)/ ∆t   = ma

·        Analysis of motion

·        Spreadsheet (motion through a fluid)

15

 

·        conditions for equilibrium

·        moment of force (torque, couple,)

·        principle of moments

·        centre of mass of a regular lamina

·        position of centre of mass for irregular object

·        mass of ruler

 

16

 

·        Two or more bodies:

o       Newton’s third law of motion

o       Conservation of linear momentum

·        Analysis of motion 2

·        Essay on safety in cars.

17

 

·        Work, energy W = Fs cosθ

·        Kinetic energy

·        Potential energy (gravitational)

·        Practical Test 2

 

18

 

·        Review

·        Heat,  specific heat capacity

·        Measurement of shc of a metal

·        Spreadsheet (conversion of pe and ke with distance fallen)

19

 

·        Heat: examples on shc, heat transfer

·        Heat:  specific latent heat

·        Measurement of hf for water

 

20

 

·        Boyle’s law

·        The mole

·        pV = nRT
use of ideal gas equation

·        T/K = θ/oC + 273.15

·        Internal Energy, U

·         

 

21

 

·        simple kinetic theory
      pV = 1/3 Nm<c2>
      assumptions

·        temperature and ke of particles

·        Avogadro Number

·        Boltzmann constant

·        Practical Test 3

 

22

 

·        Physical Optics: refraction

·        Refractive indices
      1n2 = sinθ1/ sinθ2
         1n2 = 0n2/0n1         (= n2/n1)

·        Total internal reflection,
 sin θc = 1/n

·        Applications (eg. Fibre optics)

·        Measurement of refractive index of a transparent solid

·        Essay on practical applications of fibre optics

23

 

·        Atomic structure (A and Z)

·        Isotopes

·        Rutherford Scattering

·        Radioactive decay ( α, β-, β+, γ)

·        Photons E = hf

·         

 

24

 

·        Particles and Antiparticles

·        Neutrinos and beta decay

·        Weak interaction

·        Pair production

·        Review

·        Essay on neutrinos

25

 

·        Exchange particles

·        Feynman diagrams

·        Practical Test 4

 

26

 

·        Quarks and antiquarks (u,d and s)

·        Nature of beta decay wrt quark

·        Classification of Particles: hadrons

o       Baryons (n, p)

o       Mesons (pion, kaon)

 

·         

 

27

 

·        Classification of particles: leptons

o       Electron, muon, neutrino

·        Baryon and Lepton Numbers

·        Conservation laws

·        Practical Test 5

 

28

 

·        Photoelectric effect

·        hf = φ + Ek

·        electron-volt as measure of energy

·         

·        Spreadsheet (photoelectric effect)

29

 

·        Spectra

·        hf = E2 – E1

·        Practical Test 6

 

30

 

·        Revision

·        Practical Test 7

 

31

 

·        Revision

·        Practical Test 8

 

32

 

·        Revision