Edexcel GCSE Physics 1PH0 · 10.23

Electrical energy dissipated as thermal energy

Code: 10.23
In: 10 Electricity and circuits
Course: GCSE Physics 1PH0
Board: Edexcel

Codes and titles are read by a script from Edexcel's published specification and have not been checked by a person. What each point covers is in the specification itself: Edexcel’s specification.

Points in 10 Electricity and circuits

10.1 Protons, neutrons and electrons
10.2 Circuit diagrams and symbols
10.3 Series and parallel circuits
10.4 Using a voltmeter
10.5 Potential difference as energy per charge
10.6 Energy, charge and potential difference
10.7 Using an ammeter
10.8 Current as rate of flow of charge
10.9 Charge, current and time
10.10 Current in a closed circuit
10.11 Current at junctions
10.12 Resistance and current; variable resistors
10.13 Potential difference, current and resistance
10.14 Resistors in series and parallel
10.15 Calculations in series circuits
10.16 Series circuits for testing and measuring
10.17 Core practical: current, potential difference and resistance
10.18 Current-potential difference graphs for devices
10.19 Light-dependent resistors
10.20 Thermistors
10.21 Circuits to explore resistance of devices
10.22 Heating effect in resistors
10.23 Electrical energy dissipated as thermal energy
10.24 Electron-ion collisions and heating
10.25 Low resistance wires reducing energy loss
10.26 Heating effect: advantages and disadvantages
10.27 Energy transferred by current
10.28 Power in watts
10.29 Power, energy and time
10.30 Power, potential difference and current
10.31 Electrical power equations
10.32 Energy transfers in domestic devices
10.33 Direct and alternating voltage
10.34 Direct current
10.35 Alternating current
10.36 UK domestic supply
10.37 Live and neutral wires
10.38 Earth wire, fuses and circuit breakers
10.39 Switches and fuses in the live wire
10.40 Potential differences of mains wires
10.41 Dangers of connecting live wire to earth
10.42 Power ratings of domestic appliances