20,345
edits
Changes
Created page with "==4.1 Energy== ===4.1.1 Energy changes in a system, and the ways energy is stored before and after such changes=== ====4.1.1.1 Energy stores and systems==== =====Systems==..."
==4.1 Energy==
===4.1.1 Energy changes in a system, and the ways energy is stored before
and after such changes===
====4.1.1.1 Energy stores and systems====
=====[[System]]s=====
*[[Open System]]
*[[Closed System]]
*[[Closed Isolated System]]
=====[[Energy Store]]=====
*[[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]]
*[[Internal Energy|Internal Energy Store]]
*[[Vibrational Energy Store]]
=====[[Energy Transfer]]s=====
*[[Mechanical Energy Transfer|Mechanical]]
**[[Work Done#Work Done by a Force|Work Done by a Force]]
*[[Electricity|Electrical Energy Transfer]]
**[[Work Done#Work Done by Electricity|Work Done by Electrical Current]]
====4.1.1.2 Changes in energy====
=====[[Calculating Energy Stores]]=====
*[[Kinetic Energy Store#Calculating Kinetic Energy|Calculating Kinetic Energy]]
*[[Gravitational Potential Energy Store#Calculating Gravitational Potential Energy|Calculating Gravitational Potential Energy]]
*[[Elastic Potential Energy Store#Calculating Elastic Potential Energy|Calculating Elastic Potential Energy]]
====4.1.1.3 Energy changes in systems====
*[[Thermal Energy Store#Calculating Thermal Energy|Calculating Thermal Energy]]
*[[Specific Heat Capacity]]
[[GCSE Physics Required Practical: Determining Specific Heat Capacity]]
====4.1.1.4 Power====
*[[Power]]
*[[Electrical Appliance#Energy Transfers|Energy Transfers in Electrical Appliances]]
===4.1.2 Conservation and dissipation of energy===
====4.1.2.1 Energy transfers in a system====
*[[Conservation of Energy]]
**[[Closed Isolated System]]
*[[Total Energy]]
*[[Useful Energy]]
*[[Wasted Energy]]
*[[Dissipated Energy]]
====4.1.2.2 Efficiency====
*[[Energy Efficiency]]
*[[Power Efficiency]]
*[[Lubrication]]
*[[Thermal Insulator]]
===4.1.3 National and global energy resources===
=====[[Energy Resource]]s=====
*[[Non-renewable Energy Resource]]
**[[Coal Power]]
**[[Oil Power]]
**[[Gas Power]]
**[[Nuclear Power]]
*[[Renewable Energy Resource]]
**[[Biofuel#Power|Biofuel]]
**[[Geothermal#Power|Geothermal]]
**[[Hydroelectric#Power|Hydroelectric]]
**[[Solar Power|Solar]]
**[[Tidal#Power|Tidal]]
**[[Wave Power#Power|Wave]]
**[[Wind Power#Power|Wind]]
==4.2 Electricity==
===4.2.1 Current, potential difference and resistance===
====4.1.1.1 Energy stores and systems====
===4.1.1 Energy changes in a system, and the ways energy is stored before
and after such changes===
====4.1.1.1 Energy stores and systems====
=====[[System]]s=====
*[[Open System]]
*[[Closed System]]
*[[Closed Isolated System]]
=====[[Energy Store]]=====
*[[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]]
*[[Internal Energy|Internal Energy Store]]
*[[Vibrational Energy Store]]
=====[[Energy Transfer]]s=====
*[[Mechanical Energy Transfer|Mechanical]]
**[[Work Done#Work Done by a Force|Work Done by a Force]]
*[[Electricity|Electrical Energy Transfer]]
**[[Work Done#Work Done by Electricity|Work Done by Electrical Current]]
====4.1.1.2 Changes in energy====
=====[[Calculating Energy Stores]]=====
*[[Kinetic Energy Store#Calculating Kinetic Energy|Calculating Kinetic Energy]]
*[[Gravitational Potential Energy Store#Calculating Gravitational Potential Energy|Calculating Gravitational Potential Energy]]
*[[Elastic Potential Energy Store#Calculating Elastic Potential Energy|Calculating Elastic Potential Energy]]
====4.1.1.3 Energy changes in systems====
*[[Thermal Energy Store#Calculating Thermal Energy|Calculating Thermal Energy]]
*[[Specific Heat Capacity]]
[[GCSE Physics Required Practical: Determining Specific Heat Capacity]]
====4.1.1.4 Power====
*[[Power]]
*[[Electrical Appliance#Energy Transfers|Energy Transfers in Electrical Appliances]]
===4.1.2 Conservation and dissipation of energy===
====4.1.2.1 Energy transfers in a system====
*[[Conservation of Energy]]
**[[Closed Isolated System]]
*[[Total Energy]]
*[[Useful Energy]]
*[[Wasted Energy]]
*[[Dissipated Energy]]
====4.1.2.2 Efficiency====
*[[Energy Efficiency]]
*[[Power Efficiency]]
*[[Lubrication]]
*[[Thermal Insulator]]
===4.1.3 National and global energy resources===
=====[[Energy Resource]]s=====
*[[Non-renewable Energy Resource]]
**[[Coal Power]]
**[[Oil Power]]
**[[Gas Power]]
**[[Nuclear Power]]
*[[Renewable Energy Resource]]
**[[Biofuel#Power|Biofuel]]
**[[Geothermal#Power|Geothermal]]
**[[Hydroelectric#Power|Hydroelectric]]
**[[Solar Power|Solar]]
**[[Tidal#Power|Tidal]]
**[[Wave Power#Power|Wave]]
**[[Wind Power#Power|Wind]]
==4.2 Electricity==
===4.2.1 Current, potential difference and resistance===
====4.1.1.1 Energy stores and systems====