Objectives
P1 Lesson 1 Infrared radiation and surfaces After studying this topic, you should be able to: understand that all objects both emit and absorb infrared radiation investigate which surfaces are good or bad at absorbing infrared radiation
P1 Lesson 2 Solids, liquids, and gases After studying this topic, you should be able to: use kinetic theory to explain the three states of matter
P1 Lesson 3 Conduction After studying this topic, you should be able to: understand how energy is transferred by conduction
P1 Lesson 4 Convection After studying this topic, you should be able to: understand how energy is transferred by convection
P1 Lesson 5 Evaporation and condensation After studying this topic, you should be able to: understand how energy can be transferred by evaporation and condensation understand how to change rates of evaporation and condensation
P1 Lesson 6 Energy transfer by heating After studying this topic, you should be able to: understand that the shape and size of an object affects how quickly energy is transferred to and from it understand that temperature difference affects how quickly energy is transferred
P1 Lesson 7 Evaluating energy transfers After studying this topic, you should be able to: compare the ways in which energy is transferred between objects and their surroundings by heating understand how to vary the rate of energy transfer by heating evaluate the design of everyday appliances that transfer energy by heating
P1 Lesson 8 Heating and insulating buildings After studying this topic, you should be able to: describe how to reduce heat transfer in buildings understand what a U-value is understand that better thermal insulators have a lower U-value
P1 Lesson 9 Solar panels and payback time After studying this topic, you should be able to: understand how solar panels work calculate payback time
P1 Lesson 10 Specific heat capacity After studying this topic, you should be able to: understand the idea of specific heat capacity of a material use specific heat capacity to work out how much energy is needed
P1 Lesson 11 Uses of specific heat capacity After studying this topic, you should be able to: understand how materials with different specific heat capacities are used
P1 Lesson 12 Understanding energy After studying this topic, you should be able to: describe energy transfers understand that energy is not created or destroyed, only transferred
P1 Lesson 13 Useful energy and energy efficiency After studying this topic, you should be able to: understand more about useful and wasted energy understand that energy becomes increasingly spread out understand what the efficiency of an appliance is calculate the efficiency of an appliance
P1 Lesson 14 Using electricity After studying this topic, you should be able to: give examples of energy transfers in electrical appliances understand that the amount of energy used depends on the appliance’s power and how long it is switched on
P1 Lesson 15 Paying for electricity After studying this topic, you should be able to: work out the amount of energy transferred from the mains supply by an appliance work out the cost of energy transferred from the mains supply