Energy transfer
What Energy transfer means in Combined Science GCSE, as defined for AQA.
Definitions of Energy transfer
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Reference: AQA
The way each resource supplies energy, such as burning fossil fuels or bio-fuel releasing chemical energy, or wind and water waves driving turbines.
Movement of energy from one store to another, as when a kettle transfers energy electrically to the thermal store of the water.
Movement of energy from one store to another, described by naming the initial store, the force doing work, and the final store.
Work is a way of transferring energy, such as to the gravitational store when an upward force moves a book upward.
Combustion is exothermic and energy is transferred to the surroundings during combustion.
Work done equals energy transferred, so the joule is shared by both quantities.
Topics that use Energy transfer
- Energy transfers in everyday appliances (AQA GCSE)
- National and global energy resources (AQA GCSE)
- Properties of hydrocarbons (AQA GCSE)
- Work done and energy transfer (AQA GCSE)
Related terms
- Work
- Acid rain and pollutant gases
- Boiling point
- Cause
- Charge flow
- Chemical reactions
- Combustion products
- Complete combustion
Using Energy transfer in the exam
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