Lesson by lesson:

Topics

Main Learning Objectives

Tasks we will set:

Problem sheet = P

Practical writeup = W

Research = R

 Textbook Support: (green gcse book) in S4 and S5

Internet Support:

log on to:

www.skinners-physics.co.uk

 

OR via RM Unify

Pupil Notes

9.1

Hooke’s Law

YSK:

?What is elastic behaviour

?What is inelastic

  behaviour

?What is Hooke’s Law

?What is direct

  proportion

P

P.19-20

GOTO:

?Physics/Year 9/ Physics 2/ Topic 5

 

?Downloads/Year9 notes/topic 1

 

 

9.1

9.2

Rubber Bands

YSK: How to describe and perform an experiment to investigate whether rubber bands obey Hooke’s Law

W

P.20

As above

 

9.2

9.3

Spring Constant

 

F = ke

YSK:

?Be able to state Hooke’s Law in equation

form

?Know what is meant by  

   “spring constant”

?Do calculations on

  spring constant

P

 

As above

 

 

9.3

9.4

Elastic Potential Energy

 

E = ½ k e2

YSK:

?Be able to explain what is meant by “elastic potential energy”

?Be able to calculate the amount of elastic potential energy stored

P

 

As above

 

9.5

Beam Bridges

YSK:

?what independent, dependent, control variables are

?How to write a method

?Your method should refer to errors and safety precautions

W

 

 

 

9.6

Materials Science

YSK: Some of the many important applications of materials science

R

 

 

 

9.7

Properties of Waves

 

v = fλ

 

f = 1 / T

YSK:

?that waves transfer energy

?period, frequency,

  wavelength

?wave equation  v = fλ

?difference between

 tansverse and longitudinal

P

P.91

GOTO:

?Physics/Year 9/ Physics 1/ Topic 9

 

?Downloads/Year9 notes/topic 2

 

9.8

Short wave EM Radiation I

YSK:

?what amplitude means

?layout of EM spectrum

?common properties of EM radiation

?facts about gamma rays

 

P.99

GOTO:

?Physics/Year 9/ Physics 1/ Topic 9

 

?Downloads/Year9 notes/topic 3

 

9.9

Short wave EM Radiation II

YSK:

?facts about X-rays

?facts about uv radiation

 

P

P.103

 

 

9.10

Medium Wave EM radiation

YSK:

?white light consists of set of colours

?facts about infra red rays

?greenhouse effect

P

p.100

GOTO:

?Physics/Year 9/ Physics 1/ Topic 9

 

?Downloads/Year9 notes/topic 3

 

9.11

Long Wave EM Radiation

YSK:

?facts about heating/cooking with microwaves

?facts about communicating with microwaves

?facts about communicating with radiowaves

P

p.101

 

 

9.12

Digital & Analogue signals

YSK:

?difference beteween digital and analogue

?advantages/disadvantages of digital systems

P

p.105

 

 

9.13

Thermal Radiation

YSK:

?hot objects emit thermal or infra red radiation

?hotter objects emit both more radiation AND shorter wavelength radiation

P

p.136

GOTO:

?Physics/Year 9/ Physics 1/ Topic 1

 

?Downloads/Year9 notes/topic 4

 

9.14

Surfaces and Radiation

YSK:

?black surfaces are the best emitters of IR radiation

?white/silver surfaces are the worst emitters

?a ‘black body’ is a perfect emitter / absorber of IR

R

 

 

 

9.15

Conduction

YSK:

?good conductors compared with poor conductors

?particle theory of conduction

R

 

GOTO:

?Physics/Year 9/ Physics 1/ Topic 3

 

?Downloads/Year9 notes/topic 4

 

9.16

Convection

YSK:

•How convection occurs in terms of particle movement in liquids and gases, and why convection cannot happen in solids.

P

P.134

As above

 

9.17

Condensation & Evaporation

YSK:

a particle explanation of condensation and evaporation

•how to explain why evaporation causes cooling

the factors that increase the cooling effect 

P

 

GOTO:

?Downloads/Year9 notes/topic 5

 

9.18

Specific Heat Capacity I

 

H = mc(T2-T1)

YSK:

that substances  rise in temperature by different amounts when they absorb the same amount of heat

the meaning of specific heat capacity

Know the unit of shc

know how to calculate energy from the SHC equation

P

 

GOTO:

?Downloads/Year9 notes/topic 6

 

9.19

Specific Heat Capacity II

YSK:

how to describe your method including safety

Manipulate the shc equation to perform harder calculations of shc

W, P

 

 

 

9.20

Change of State & Specific Latent Heat I

 

H = m L

YSK:

•the 4 phases of matter

• the method for the cooling of stearic experiment to illustrate freezing

• a particle explanation for the different states of matter

• how to explain the shape of the cooling curve at each stage

W, R

 

GOTO:

?Downloads/Year9 notes/topic 7

 

9.21

Latent Heat II

Consolidation work

 

P

 

 

 

9.22

Forms of Energy

YSK:

• Describe the form of energy stored in fuels, hot objects and stretched objects.

• Draw simple energy transfer diagrams showing changes in energy including Sankey diagrams

 

P

P.130

GOTO:

?Physics/Year 9/ Physics 1/ Topic 5

 

?Downloads/Year9 notes/topic 8

 

9.23

Conservation of Energy

YSK:

• that energy cannot be created or destroyed.

• how to describe energy transfers between gravitational, kinetic and elastic (strain) energy.

W

P.129

 

 

9.24

Useful Energy & efficiency

 

E=useful output

total input

YSK:

• How to measure the efficiency of a motor.

• How to calculate the efficiency of a range of devices.

P

P.131

GOTO:

?Physics/Year 9/ Physics 1/ Topic 5

 

?Downloads/Year9 notes/topic 8

 

9.25

Electrical Devices

• Describe the energy transformations in a range of electrical devices.

• how to make a simple loudspeaker and draw up it’s Sankey diagram

R

 

 

 

9.26

National Grid

YSK:

• How the National Grid is used to transfer electricity around the country

• why electricity is transferred at very high voltage.

R

P.194

GOTO:

?Physics/Year 9/ Physics 1/ Topic 8

 

?Downloads/Year9 notes/topic 9

 

9.27

Fuel for Electricity

YSK:

• How a fossil fuel power station operates.

• advantages and disadvantages of nuclear power compared to fossil fuels.

R

P.150-151

GOTO:

?Physics/Year 9/ Physics 1/ Topic 7

 

?Downloads/Year9 notes/topic 9

 

9.28

Power from the Sun

YSK:

• how a solar cell can be used to produce electricity.

• how to describe a non-linear type graph

• how to classsify renewables/non renewables

W

P154-155

GOTO:

?Physics/Year 9/ Physics 1/ Topic 7

 

?Downloads/Year9 notes/topic 9

 

9.29

Atomic Structure

YSK:

• The basic structure of an atom.

• mass number, atomic number, isotopes

• That unstable nuclei decay and emit invisible radiation when the structure of the nucleus changes to become more stable.

P

P.199

GOTO:

?Physics/Year 9/ Physics 2/ Topic 10

 

?Downloads/Year9 notes/topic 10

 

9.30

Radiation Detectors and α decay

YSK:

• That radiation causes ionisation and most detectors detect this ionisation

• that α particles consist of 2 protons, 2 neutrons (helium nucleus)

• that α particles have a very short range in air and can be absorbed by paper

• that α particles are highly ionising

• how to interpret a nuclear equation for α decay

R

P.209

P.202

GOTO:

?Physics/Year 9/ Physics 2/ Topic 13

 

?Downloads/Year9 notes/topic 10

 

9.31

Nuclear Equations and β radiation

YSK:

• how to interpret a nuclear equation for α decay

• Describe the properties of β radiation

• how to interpret a nuclear equation for β decay

P

P.203-205

GOTO:

?Physics/Year 9/ Physics 2/ Topic 13

 

?Downloads/Year9 notes/topic 10

 

9.32

Υ decay

YSK:

• Describe the properties of γ radiation

• Evaluate which radiation is the most hazardous inside and outside of the human body.

• Describe ways of reducing the hazards presented when handling radioactive substances.

P

P.205

P.222

 

 

9.33

Half Life

YSK:

• The activity of a radioactive source decreases with time because the number of unstable nuclei is decreasing.

• what is meant by half life

• how to calculate the half life.

P

P.212

GOTO:

?Physics/Year 9/ Physics 2/ Topic 13

 

?Downloads/Year9 notes/topic 10

 

9.34

Uses of Radioactivity

YSK:

• about industrial and medical tracers

• thickness monitors

• how carbon dating works

• some ideas about radiotherapy

P

P.216-219

 

 

9.35

Expanding Universe

YSK:

• The Universe consists of billions of galaxies each containing billions of stars.

• The velocity of distant galaxies can be measured using ‘red shift’

• red shift analysis proves that the Universe is expanding

R

 

GOTO:

?Physics/Year 9/ Physics 1/ Topic 12

 

?Downloads/Year9 notes/topic 11

 

9.36

The Big Bang

YSK:

• the Big Bang as the beginning of the universe 13.8 billion years ago

• The expansion of the Universe supports the Big Bang theory.

• The cosmic microwave background radiation as secondary evidence

P, R

 

GOTO:

?Physics/Year 9/ Physics 1/ Topic 12

 

?Downloads/Year9 notes/topic 11

 

9.37

Looking into Space

YSK:

• Ground telescopes vs space telescopes

• The atmosphere absorbs some parts of the EM spectrum so we cannot always use ground based telescopes

• Satellite telescopes

• Radio telescopes

R

 

 

 

9.38

Distance, Speed, Time

 

 

d = speed xtime

YSK:

• How to calculate the speed of a body using the speed equation.

• How to convert km/h into m/s.

• How to use a light gate to measure time

• How to calculate average speed

P

P.2-3

GOTO:

?Physics/Year 9/ Physics 2/ Topic 2

 

?Downloads/Year9 notes/topic 12

 

9.39

Distance / Time Graphs

YSK:

• How to interpret the slope of a distance–time graph.

• How to make a distance/time graph with tickertape.

P

P.3, P.9

GOTO:

?Physics/Year 9/ Physics 2/ Topic 2

 

?Downloads/Year9 notes/topic 12

 

9.40

Scalars & Vectors

YSK:

• What is the difference between a scalar and a vector

• Combining scalars and vectors

P

P.13

GOTO:

?Downloads/Year9 notes/topic 13