P1 REVISION – CHAPTER 1 – ENERGY TRANSFER BY HEATING

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Presentation transcript:

P1 REVISION – CHAPTER 1 – ENERGY TRANSFER BY HEATING Draw a diagram to show conduction: Fill in the diagram and label the arrows: Solid Liquid Gas Draw a diagram to show convection: Draw a diagram to show evaporation: Calculate the percentage of energy lost through the walls: How is heat transferred by infrared radiation? What is specific heat capacity? KEY WORDS: Infrared radiation Free electrons Density Conduction Specific heat capacity Convection Radiation Insulation Evaporation U-values Diffusion ASSESSMENT:

P1 REVISION – CHAPTER 2 – USING ENERGY Write a definition for these different types of energy: Magnetic: Kinetic Thermal: Light: Gravitational potential Chemical: Sound: Electrical: Elastic potential Nuclear: Here is a sentence to help you remember them: Most Kids Hate Learning GCSE Energy Names What is conservation of energy? Calculate the amount of energy wasted as heat: Calculate the efficiency of the television: What is useful energy? What is wasted energy? KEY WORDS: Chemical energy Conservation of energy Kinetic energy Gravitational potential energy Useful energy Wasted energy Elastic potential energy Newtons (N) Joules (J) Electrical energy Sankey diagram Efficiency ASSESSMENT:

P1 REVISION – CHAPTER 3 – ELECTRICAL ENERGY What is the cost of this electricity bill? Fill in the gaps: Appliances Useful Energy Wasted energy Light bulb Electric heather Electric toaster Electrical kettle Hair dryer Electric motor DVD drive If you needed to use a heater for 5 hours, which of these would be the most cost effective? KEY WORDS: Watt (W) Kilowatt (kW) Kilowatt-hour (kWh) Electricity meter Cost effective ASSESSMENT:

P1 REVISION – CHAPTER 4 – GENERATING ELECTRICITY Why do we need to step- up and step-down the voltage? Explain supply and demand in terms of generating electricity: Fill in this table: Name of Energy Source 2 Advantages 2 Disadvantages Fossil fuel Renewable energy source Label the parts of the power station: KEY WORDS: Biofuel Tidal power Carbon capture and storage Atomic nucleus Solar cells Nuclear fission Solar heating panels National grid Renewable energy Step-up transformers Geothermal energy Wind power Step-down transformers Hydroelectric power Acid rain ASSESSMENT:

P1 REVISION – CHAPTER 5 – WAVES Complete the ray diagrams to show reflection and refraction Don’t forget to label your diagrams properly with the angles (incidence, reflection & refraction) and normal lines Name the parts of the wave: L = M = N = O = P= O P Describe the sounds: A: C: B: D: What are mechanical waves? What are electromagnetic waves? What causes a sound wave? Complete the equation: Wave speed = frequency X _______ _________ = Hz X m v = X KEY WORDS: Mechanical Electromagnetic Perpendicular Plane mirror Normal Angle of incidence Transverse Longitudinal Angle of reflection Amplitude Wavelength Refraction Frequency Diffraction ASSESSMENT:

P1 REVISION – CHAPTER 6 – ELECTROMAGNETIC WAVES Fill in the gaps in the electromagnetic spectrum: Radio Microwave Infrared Visible light Ultra violet X-Ray Gamma What is the wavelength of light? What is the Doppler effect? How do communicate using waves: Why are mobiles phones considered dangerous? How do optical fibres work? (Draw a diagram) What do we use visible light for? What do we use microwaves for? What do we use infrared for? What do we use radio waves for? What is the Big Bang Theory? KEY WORDS: Radio White light Microwave Optical fibres Infrared Doppler effect Visible light Big bang theory Ultraviolet Cosmic microwave background radiation X-ray Gamma ASSESSMENT: