Energy stores and systems (AQA GCSE Physics Combined Science): Flashcards
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Practise the cards
13 cards from this deck
What is a system in physics?
What is a system in physics?
Single object or group of objects working together
How many energy stores are there?
How many energy stores are there?
Eight
Chemical energy store examples
Chemical energy store examples
Fuel, food, batteries
Kinetic energy found in
Kinetic energy found in
Moving objects
Where is gravitational potential energy found?
Where is gravitational potential energy found?
Objects raised up; higher = more energy
Elastic energy store examples
Elastic energy store examples
Stretched/compressed objects (springs, elastic bands)
Where is thermal energy found?
Where is thermal energy found?
Hot objects; all objects have some
Magnetic energy store occurs when
Magnetic energy store occurs when
Magnets attract or repel
Where is nuclear energy stored?
Where is nuclear energy stored?
Nucleus of atoms
What is the Law of Conservation of Energy?
What is the Law of Conservation of Energy?
Energy cannot be created or destroyed
What form does wasted energy usually take?
What form does wasted energy usually take?
Thermal energy in surroundings
What are the three ways energy transfers?
What are the three ways energy transfers?
By heating, through forces, electrically
Ball thrown upwards: energy transfer
Ball thrown upwards: energy transfer
Kinetic → gravitational potential