ASphysics

=AS Physics:=

( poss new spec http://www.cie.org.uk/images/164526-2016-2018-syllabus.pdf )

New Course 2015-16

Physical quantities and units • Measurement techniques • Kinematics • Dynamics • Forces, density and pressure • Work, energy and power • Deformation of solids • Waves • Superposition • Electric fields • Current of electricity • D.C. circuits • Particle and nuclear physics

(This document is “work in progress” and it is constantly updated)

Risk In any practical work risk assessment is crucial, the key is as follows:

 * ===B: Minor risk from hot objects (burns)=== ||
 * ===E: minor risk from electrical equipment=== ||
 * ===N: no significant risk=== ||
 * ===S: specific risk assessment=== ||
 * ===H: minor risk from heavy objects=== ||

**(inc. homework)** || **Assessment** ||  **Different-** **iation** ||  **Resources**  ||  **Risk**  || What are isotopes? How do we represent different atoms?
 * =Week= || **Learning Objectives**  ||  **Learning Activities/Strategies**
 * 1 || 1.1 What is inside an atom?

1.2 What keeps protons and neutrons in a nucleus together? Why are some nuclei more stable than others? What happens when a nucleus becomes unstable?

1.3 What is a photon? What is the energy of a photon? How many photons does a source emit every second?

1.4 What is antimatter? What happens when particle and antiparticle meet? Are anti-atoms possible? || T:\Science\PHYSICS

file:///T:/Science/PHYSICS/___Projector%20files/__// || Ch 1.1 questions

Ch 1.2 questions

Ch 1.3 questions

Ch 1.4 questions ||  ||   ||   ||
 * 2 || 1.5 What is an interaction? What types of interactions are there? What makes charged particles attract or repel each other? || file:/T:/Science/PHYSICS/_Projector%20files/ || Ch 1.5 questions

AQA exam style questions, ch 1 ||  ||   ||   ||
 * 2 || 2.1 How can we find new particles? Can we predict new particles? What are strange particles?

2.2 How can we classify particles? What are hadrons? What are leptons?

2.3 Are leptons elementary? Are neutrinos all the same? Why are lepton numbers important?

2.4 What is strangeness? What are quarks and how do we know they exist? What quark changes happen in a beta decay? Why are there no antimesons?

2.5 What is always conserved in a particle interaction? What is sometimes conserved? What is never conserved? || T:\Science\PHYSICS file:///T:/Science/PHYSICS/___Projector%20files/__// || Ch 2.1 questions

Ch 2.2 questions

Ch 2.3 questions

Ch 2.4 questions

Ch 2.5 questions

AQA exam style questions, ch 2 ||  ||   ||   ||
 * 3 || 3.1 What is photoelectricity? What is a photon? How was the photon model established?

3.2 Why was Einstein’s model revolutionary? What is a quantum? Why can’t an electron absorb several photons to escape from a metal?

3.3 What do we mean by ionization of an atom? What do we mean by excitation of an atom? What happens inside an atom when it gets excited? || Show demo of UV lamp and electroscope.

T:\Science\PHYSICS see Photoelectricity

[]

[]

Show charging and discharging on electroscope. **File Not Found**

//

//__T:\Science\PHYSICS__// || Ch 3.1 questions

Ch 3.2 questions

Ch 3.3 questions ||  ||   || A ||
 * 3 || 3.4 What are energy levels? What happens when excited atoms “de-excite”? How does a fluorescent tube work?

3.5 What is a line spectrum? Why do atoms emit characteristic line spectra? How do we calculate the wavelength of light for a given electron transition?

3.6 Why do we say photons have a dual nature? How do we know that matter particles have a dual nature? Why can we change the wavelength of a matter particle but not of a photon? || Posters showing line spectra.

[|atomic spectra]

**File Not Found**

[] || Ch 3.4 questions

Ch 3.5 questions

Ch 3.6 questions

AQA exam style questions, ch 3 ||  ||   ||   ||
 * 4 || 4.1 What is an electric current? How can we calculate the charge flow in a circuit? What are charge carriers?

4.2 What do we mean by potential difference? How can we calculate electrical power? How do energy transfers take place in electrical devices? || Simple circuits, using an ammeter to show flow of current.

Using Voltmeters. resistance of different lengths of wire. Measuring cross sectional area and length Resistivity of wires

T:\Science\PHYSICS || Ch 4.1 questions

Ch 4.2 questions ||  ||   || A ||
 * 4

( 2 week half term in October) || 4.3 What causes electrical resistance? When can we use Ohm’s Law? What is a superconductor?

4.4 How does the current through a filament lamp vary with pd? What are the characteristics of a diode> What can we use a thermistor for? || Ohm’s law circuit. Calculating resistance.

Circuit with a filament lamp. Plotting pd v I.

T:\Science\PHYSICS || Ch 4.3 questions

Ch 4.4 questions

AQA exam style questions, ch4 ||   ||   || A || 7Nov
 * 5

wk 7

12Nov Wk8 || **5 Direct current circuits** 5.1 What are the rules for series and parallel circuits? What are the principles behind these rules? How do we use the rules in circuits?

5.2 How can we calculate resistance in series or in parallel? What is resistance heating? How can we calculate current and pds for each component in a circuit?

5.3 Why is the pd of a battery (or cell) in use less than its Emf? How can we measure the internal resistance of a battery? How much power is wasted in a battery? || Connecting and investigating bulbs in series and in parallel. Ammeters and voltmeters.

Circuit to measure the EMF and internal resistance of a battery. || Ch 5.1 questions

Ch 5.2 questions

Ch 5.3 questions ||  ||   || A ||
 * 5 || 5.4 How do we calculate currents in circuits with: resistors in series and parallel, more than one cell, diodes in the circuit?

5.5 What is a potential divider? How can we supply a variable pd from a battery? How can we design sensor circuits? || Measuring resistance directly and using Ohm’s law. Resistors in series and in parallel.

**File Not Found** || Ch 5.4 questions

Ch 5.5 questions

AQA exam style questions, ch 5 ||  ||   || A || 19 Nov || **6 Alternating currents** 6.1 What is an alternating current? What do we mean by the rms value of an alternating current? How can we calculate the power supplied by an alternating current?
 * Wk 9

6.2 How do we use an oscilloscope as a dc voltmeter? How do we use it as an ac voltmeter? How do we use an oscilloscope to measure frequency? || Power supply and CRO

Signal generator and CRO.

T:\Science\PHYSICS || Ch 6.1 questions Ch 6.2 questions

AQA exam style questions, ch 6 ||  ||   || B ||
 * Wk 10 || Revise for the Unit 1 exam

Prepare for the practical ISA

Carry out the practical ISA || Getting used to a variety of measuring instruments: Vernier scales, micrometers, stopwatches, rulers. || End of Unit 1 questions ||  ||   ||   || 7.1 What is a vector quantity? How do we represent vectors? How do we add and resolve vectors?
 * || **Unit 2: Mechanics, materials and waves**
 * 7 Forces in equilibrium**

7.2 Why do we have to consider the direction in which a force acts? When do two (or more) forces have no overall effect on a point object? What is the parallelogram of forces?

7.3 Under what conditions does a force produce a turning effect? How can the turning effect of a given force be increased? What is required to balance a force that produces a turning effect? Why is the centre of mass an important idea?

7.4 What can we say about the support force on a pivoted body? When a body in equilibrium is supported at two places, how much force is exerted on each support? What is meant by a couple? || file:/T:/Science/PHYSICS/___Projector%20files/__ || Ch 7.1 questions

Ch 7.2 questions

Ch 7.3 questions

Ch 7.4 questions ||  ||   ||   ||
 * 7 || 7.5 What is the difference between stable and unstable equilibrium? When is a tilted object going to topple over? Why is a vehicle more stable, the lower its centre of mass?

7.6 What conditions must apply to the forces on an object in equilibrium? What condition must apply to the turning effects of the forces? How can we apply these conditions to predict the forces acting on a body in equilibrium?

7.7 what are the important principles that always apply to a body in equilibrium? || A Bunsen burner as an example of stable, unstable and neutral equilibrium. || Ch 7.5 questions

Ch 7.6 questions

Ch 7.7questions

AQA exam style questions, ch 7 ||  ||   ||   || 8.1 How does displacement differ from distance? What is the difference between instantaneous speed and average speed? When is it necessary to consider velocity rather than speed? 8.2 When do moving objects accelerate and decelerate? Why is uniform acceleration a special case? Why is acceleration considered to be a vector? 8.3 What is the difference between u and v? How can we calculate the displacement of an object moving with uniform acceleration? What else do we need to know to calculate the acceleration of an object if we know its displacement at a given time? 8.4 What does free fall mean? How does the velocity of a freely falling object change as it falls? Do objects of different masses or sizes all fall with the same acceleration? || Use of ticker timers to produce ticker tapes.
 * 8 || **8 On the move**

Use ticker tapes to make distance time and speed time graphs.

Using light gates and weights pulling trolleys through them.

//

//file:///T:/Science/PHYSICS/_Projector%20files/ || Ch 8.1 questions

Ch 8.2 questions

Ch 8.3 questions

Ch 8.4 questions ||  ||   ||   || ====8.5 What is the difference between a distance-time graph and a displacement-time graph? What does the gradient of a velocity-time graph represent? What does the area under the velocity-time graph represent?====
 * 8 || ==== ====

8.6 How do we calculate the motion of an object with constant acceleration if its velocity reverses? Should the overall motion be broken down into stages? How do we use signs to work out if an object is moving forwards pr backwards? 8.7 Why is the acceleration of a projectile always vertically downwards? What is the horizontal component of a vertical vector? What is the effect of gravity on horizontal speed? 8.8 Where else do we meet projectile motion? What could happen if we could switch gravity off? || More ticker tapes to plot graphs. || Ch 8.5 questions

Ch 8.6

questions

Ch 8.7 questions

Ch 8.8 questions

AQA exam style questions, ch 8 ||  ||   ||   ||
 * 9 || **9 Motion and force**

9.1 What does a resultant force always produce? What would happen to a body that was already in motion if there was no resultant force on it? How is weight different from mass?

9.2 How do we apply F=ma when the forces on an object are in opposite directions? Why do you experience less support if an ascending lift stops? Are there any situations in which F=ma cannot be applied?

9.3 Why does the speed reach a maximum when a driving force is still acting? What do we mean by a drag force? What determines the terminal speed of a falling object or a vehicle? || __//

//__file:__//__/T:/Science/PHYSICS/___Projector%20files/ || Ch 9.1 questions

Ch 9.2 questions

Ch 9.3 questions ||  ||   ||   || ====9.4 What is happening to a vehicle’s speed whilst a driver is reacting to a hazard ahead? What is the difference between braking distance and stopping distance? How do road conditions affect these distances?====
 * 9 || ==== ====

9.5 In a road accident what can we say about the force on a moving body if it suddenly stopped? What should be increased to give a smaller deceleration from a given speed? Which design features attempt to achieve this in a modern vehicle? 10.1 What is energy and how do we measure it? Does energy ever disappear? What is meant by work? 10.2 When an object is lifted what happens to the work done on it? If it is then allowed to fall what energy change takes place? What is the effect on the kinetic energy of a car if its speed is doubled? 10.3 Which physical quantities are involved in power? How could you develop more power as you go up a flight of stairs? Why is a 100W light bulb more powerful than a 40W bulb when each works at the same mains voltage? ||  || Ch 9.4 questions
 * 10 Work, energy and power **

Ch 9.5 questions

AQA exam style questions, ch 9

Ch 10.1 questions

Ch 10.2 questions

Ch 10.3 questions ||  ||   ||   ||
 * 10 || 10.4 What force is mainly responsible for energy loss when mechanical energy is converted from one form to another? Into what form of energy is wasted energy almost always converted? Can any device ever achieve 100% efficiency?

10.5 How much power can we generate from different renewable energy resources? Could we meet all our energy demands from renewable energy resources? Can we meet our demand for energy and cut carbon emissions at the same time?


 * 11 Materials**

11.1 How do we define density? What is the unit of density? How do we measure the density of an object?

11.2 Is there any limit to the linear graph of force against extension for a spring? What is the meaning of “spring constant” and what are its units? If the extension of a spring is doubled, how much more energy does it store?

11.3 How is stress related to force and strain to extension? What is meant by tensile? Why do we bother with stress and strain when force and extension are more easily measured? || Displacement cans, measuring cylinders, electronic balances. Measuring the densities of regular and irregular materials.

Using a spring to verify Hooke’s Law.

Finding the spring constant from the graph. || Ch 10.4 questions

Ch 10.5 questions

AQA exam style questions, ch 10

Ch 11.1 questions

Ch 11.2 questions

Ch 11.3 questions ||  ||   ||   ||
 * 11 || 11.4 If a metal wire is stretched to below its elastic limit and then unloaded, does it return to its original length? What happens when a metal wire is stretched beyond its elastic limit and then unloaded?

12.1 What are the differences between transverse and longitudinal waves? What is a plane polarized wave? What physical test can distinguish transverse and longitudinal waves?
 * 12 Waves**

12.2 What is meant by the amplitude of a wave? Between which two points can the wavelength be measured? How is the frequency of a wave calculated from its period? || Using a slinky spring to explain the difference between transverse and longitudinal. [|applets: oscillations and waves]

Using a CRO to show wavelength, amplitude and frequency. || Ch 11.4 questions

AQA exam style questions, ch 11

Ch 12.1 questions

Ch 12.2 questions ||  ||   ||   ||
 * 12 || 12.3 What causes waves to refract when they pass across a boundary? In which direction do light waves bend when they travel out of glass and into air? What do we mean by diffraction?

12.4 What features of two waves must combine in order to produce reinforcement? What is the phase difference between two waves if they produce maximum cancellation? Why is total cancellation rarely achieved in practice?

12.5 What is the necessary condition for the formation of a stationary wave? Is a stationary wave produced by superposition? Why are nodes formed in fixed positions?

12.6 What boundary condition must be satisfied at both ends of the string? What is the simplest possible stationary wave pattern that can be formed? How do the frequencies of the overtones compare with the fundamental frequency? || Using the microwave transmitter / receiver to show diffraction and interference.

[|interference of waves]

[|Applets_by_Topic/Superposition_Interference.html]

Stationary waves using microwaves.

Stationary waves set up on a string using the signal generator. || Ch 12.3 questions

Ch 12.4 questions

Ch 12.5 questions

Ch 12.6 questions

AQA exam style questions, ch 12 || Spring term Wk1 ||  ||   ||
 * 13 ||  || Ray boxes and glass blocks to show Snell’s law.

Semicircular glass blocks to show total internal reflection and measure critical angle. || Ch 13.1 questions

Ch 13.2 questions

Ch13.3 questions

Ch 13.4 questions ||  ||   ||   ||
 * 13 ||  || [|wiki/Double-slit_experiment]

[]

[|Double Slit experiment]

[|diffraction grating]

[|atomic spectra] ||  || Double slit expt []

classic 2 slit expt (2000) [] || Youngs double slit []

[|currently blocked, but useful!] ||  ||
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=[|(specification)] Scheme from Ranelagh School [|Mr Taggart's Physics webpages]=

[|past-papers-and-mark-schemes] [|past papers search] [|exam timetable]

[|On line revision!]

[|Hadron builder]

Unit 1 : PHYA1 : Particles, Quantum Phenomena and Electricity [|introduction to particle physics video] [|Quarks] [|flash, bang, boom (long lecture)] [] posters: []

Particle posters: [|particle posters] [|eternal-questions] [|Particle_Physics] [|super particles]

[|matter and antimatter] [|classification of particles]

[|Expt to find Specific Charge of the electron] Hydrogen energy levels: [|http://hyperphysics.phy-astr.gsu.edu/hbase/hyde.html#c4]

Unit 2 : PHYA2 : Mechanics, Materials and Waves single slit: [] doppler effect: [] Doppler effect in sound: [] Intereference in waves: []

Unit 3 : Investigative and Practical Skills in AS Physics

[|The nuclear physicist (video)]
 * LabMouse : [] ||
 * SHM and circular motion: [] ||
 * []# ||
 * Physics 2000: [] ||
 * Physics 2000: [] ||


 * Physics Clips: [] ||
 * Applets:[] ||
 * S-COOL Revision: [] ||
 * **Exam timetables:** [|http://www.modernisationonline.org.uk] ||
 * **Exam timetables:** [|http://www.modernisationonline.org.uk] ||

[|Jan 2010 Unit 2 Mark Scheme]

[] [|FIZX - Forums and more]

> Autumn Term
 * Scheme of work:
 * **1. Sept 1**, ln 1: Introduction to AS Physics, prefixes, measurements using a ruler and a micrometer. Order of new books.HW: take a look at wikispaces website.
 * **2. Sept 6**, 1.1: Inside the atom, 1.2 Stable and unstable nuclei
 * **3. Sept 13**,1.3 Photons,1.4 Particles and antiparticles ([|particles and antiparticles]),1.5 How particles interact
 * **4. Sept 20**, 2.1 The particle zoo ([]) 2.2: Particle sorting 2.3 Leptons at work
 * **5. Sept 27**, 2.4: Quarks and antiquarks ([]) ([]) 2.5; Conservation rules
 * **6. Oct 4**, (Outings week) 3.1 Photoelectricity
 * **7. Oct 11**, 3.2 More about photoelectricity. 3.3 Collisions of electrons with atoms, 3.4 Energy levels in atoms, 3.5 Energy levels and spectra, 3.6 Wave particle duality
 * Oct 17: Half Term
 * Oct 24: Half Term
 * **8. Nov 1**,