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Tutor HuntTest QuestionsPhysics QuestionsYear 10 Physics Questions

 

Energy Changes In Systems (GCSE Physics)

The following is a GCSE Physics test covering 'Energy Changes In Systems' from the broader topic Energy. The test is geared towards the AQA exam board style syllabus.
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Calculate the gravitational potential energy gained by 100 kg of water pumped to a height of 500 m (g = 9.8 N/kg).
A resistor dissipates power P = I^2 R. If P = 340 mW and I = 0.75 A, what is R?
Which process transfers energy by electromagnetic waves and does not require particles or a medium?
A force of 2.0 N acts at a perpendicular distance of 7.5 cm from a pivot. What is the moment about the pivot?
How many joules are equal to 1 kilowatt-hour (kWh)?
Which expression gives the efficiency of a device?
Which energy store increases when water is heated?
Which equation is used to calculate specific heat capacity c from energy E, mass m and temperature change ?T?
Which form of energy increases when a battery is charged?
Which energy store increases when water is pumped uphill into a reservoir?
Which energy transfer involves the movement of charged particles in a conductor?