Physics Key Stage 3

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Contents

Working Scientifically

Scientific Enquiry

• Hypothesis
• Scientific Theory
• Investigation
• Experiment
• Variable
  • Independent Variable
  • Dependent Variable
  • Control
• Fair Test
• Diagram
• Method
• Observations
• Results
  • Table of Results
• Repeats
• Secondary Data
• Conclusion
• Prediction
• Evaluation
• Evidence

Data Handling

• Units
• Unit Prefixes
  • Kilo
  • Centi
  • Milli
  • Micro
• Converting Units
• Table of Results
• Experimental Errors
  • Human Error
  • Random Error
• Anomaly
• Mean Average

Graphs

• Bar Chart
• Line Graph
• Scatter Graph
  • Line of Best Fit
  • Correlation
    • Negative Correlation
    • Positive Correlation

Quantities and Units

• Mass
  • Kilogram
  • Grams
• Volume
  • Metres Cubed
  • Centimetres Cubed
  • Litres
  • Millilitres
• Time
  • Seconds
  • Minutes
• Distance
  • Kilometres
  • Metres
  • Centimetres
  • Millimetres
  • Micrometres
• Temperature
  • Degrees Celsius
• Potential Difference
  • Volts
• Electrical Current
  • Amps
• Electrical Resistance
  • Ohms
• Force
  • Newtons
• Energy
  • Joule
• Power
  • Watts
• Speed and Velocity
  • Metres per Second
  • Miles per Hour

Equipment

Measuring Equipment

• Measuring Cylinder
• Syringe
• Ruler
• Measuring Scale
• Stopwatch
• Thermometer

Observation Equipment

• Telescope
• Microscope

Experimental Equipment

• Bottle
• Water Bath
• Test Tube
• Boiling Tube
• Beaker
• Tweezers
• Heatproof Mat
• Tripod
• Gauze
• Bunsen Burner
• Evaporating Dish
• Tongs
• Test Tube Holder

Hazards

• Compressed Gas
• Ionising Radiation
• Danger of Electrocution
• LASER Radiation

Energy

Energy Stores

• Thermal Energy Store
• Elastic Potential Energy Store
• Chemical Potential Energy Store
• Kinetic Energy Store
• Magnetic Potential Energy Store
• Electrostatic Potential Energy Store
• Nuclear Potential Energy Store
• Gravitational Potential Energy Store

Energy Transfers

• Mechanical
• Electrical Energy Transfer
• Energy Transfer by Radiation
• Energy Transfer by Heating

Fuel Uses and Costs

Energy in Food

• Joule
• Calorie

Power Ratings of Appliances

• Energy Usage of Appliances
• Joule
• Kilowatt-hour

Electrical Bill

Energy Resources

• Fuel
• Non-renewable Energy Resource
  • Coal Power
  • Oil Power
  • Gas Power
  • Nuclear Power
• Renewable Energy Resource
  • Biofuel
  • Geothermal
  • Hydroelectric
  • Solar
  • Tidal
  • Wave
  • Wind

Energy Changes and Transfers

Work Done

• Force Multiplier
• Distance Multiplier

Heating

• Thermal Equilibrium
• Thermal Conduction
• Convection
• Thermal Radiation
• Thermal Conductor
• Thermal Insulator

Real World Energy Transfers

• Accelerating Car
• Falling
• Electrical Circuits
• Springs
• Power Stations

Changes in Systems

Conservation of Energy

Motion and Forces

Describing Motion

• Speed=Distance/Time
• Distance-Time Graphs
• Relative Motion

Forces

Describing Forces

• Force Arrows
• Balanced Forces
• Unbalanced Forces
  • Resultant Force
• Newtons

Effects of a Force

• Acceleration
• Turning
• Deformation
  • Hooke's Law
  • Work Done Changing a Shape

Types of Force

Contact Forces

• Normal Contact Force
• Friction
• Drag
  • Air Resistance
  • Water Resistance
• Upthrust
• Driving Force
• Thrust
• Lift

Non-contact Forces

• Magnetic Force
• Electrostatic Force
• Gravitational Force
  • Weight

Pressure in Fluids

• Pressure
• Gas Pressure
• Atmospheric Pressure
• Upthrust

Balanced Forces

• Force Equilibrium
• Opposing Forces on a Spring

Moments

• Levers

Waves

Observed Waves

Mechanical Waves

Wave Properties

• Frequency
  • Hertz
• Wavelength
• Wave Speed
• Reflection
  • Specular Reflection
  • Diffuse Reflection
• Refraction
• Superposition
• Transverse
• Longitudinal

Sound Waves

• Echo
• Absorption
• Medium
• Speaker
• Microphone
• Hearing
• Ultrasound

Light Waves

• Medium
• Diffuse Reflection
• Specular Reflection
• Colour
  • Prism
• Ray Diagram
• Mirror
• Pinhole Camera
• Refraction
• Convex Lens
• Eyes
  • Colour Mixing
  • Colour Filter
• Photochemical Change
• Photoelectrical Change

Electricity and Electromagnetism

Current Electricity

Electrical Current

• Ammeter
• Amp

Potential Difference

• Voltmeter
• Volts

Resistance

• Conductor
• Insulator
• Ohm

Circuit

• Circuit Components
• Circuit Diagram
• Series Circuit
• Parallel Circuit

Static Electricity

• Charge
• Electrons
• Electrostatic Field
• Electrostatic Induction

Magnetism

Magnetic and Non-magnetic Materials

Magnets

• Poles
• Magnetic Field
• Compass
• Earth's Magnetic Field
• Electromagnets
• D.C. Motor

Matter

Physical Changes

Particle Model

• Particle
  • Atom
  • Molecule
• Solid
• Liquid
• Gas
  • Brownian Motion
• Density
• Diffusion

State Changes

• Melting
• Freezing
• Evaporating
• Condensing
• Subliming
• Depositing
  • Ice-Water Anomaly

• Dissolving

Energy in Matter

• Temperature and the Motion of Particles
• Internal Energy

Space Physics

• Gravity
  • Weight
• Gravitational Field Strength
• Gravity and the Planets
  • Newton's Law of Universal Gravitation

The Solar System

• The Sun
• Planet
• Dwarf Planet
• Moon
  • The Moon
• Earth
• Seasons
• Year
• Day

Beyond the Solar System

• Stars
• Galaxy
• Universe
• Light Year