Energy Transfer & Work Done (OCR GCSE Physics A (Gateway Science Suite)): Flashcards
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13 cards from this deck
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Practise the cards
13 cards from this deck
Energy transfer when force moves object through distance
Energy transfer when force moves object through distance
Mechanical Work
Energy transfer from hot to cold object
Energy transfer from hot to cold object
Heating
Energy transfer by moving charge
Energy transfer by moving charge
Electrical Work
Energy transfer as EM wave
Energy transfer as EM wave
Radiation
Energy cannot be created or destroyed
Energy cannot be created or destroyed
Law of Conservation of Energy - it can only be transferred, stored, or dissipated
System where no energy enters/leaves
System where no energy enters/leaves
Closed system
Pendulum energy at highest point
Pendulum energy at highest point
Maximum Gravitational Potential Energy (GPE)
Pendulum energy at lowest point
Pendulum energy at lowest point
Maximum Kinetic Energy (KE)
Bungee jumper energy at start
Bungee jumper energy at start
Gravitational Potential Energy (GPE)
Bungee: rope fully extended, energy type
Bungee: rope fully extended, energy type
Elastic Potential Energy (EPE), KE is zero
Work done formula
Work done formula
(work, force, distance)
Reduce unwanted energy transfers
Reduce unwanted energy transfers
Use lubricant or remove air particles
Work: N force, m distance
Work: N force, m distance
J or kJ