A student investigated how current varies with potential ...
€An automatic circuit to switch a plant watering system on and off. €An automatic circuit to switch an outside light on when it gets dark. €An automatic circuit to switch a heating system on and off. (1) (b) €€€€The ammeter used in the circuit has a very low resistance.
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AQA GCSE Physics Required Practicals
subjects.robertsmyth.tgacademy.org.uk• infrared detector or thermal imaging camera • heat-proof mat 1. Put the Leslie cube onto the heat-proof mat 2. Fill the cube with very hot water and put the lid on the cube 3. Use the detector or camera to measure the amount of infrared radiated from each surface 4. Make sure that the detector is the same distance from each surface. 5.
AQA GCSE Physics Paper 1 (P1 to P7) Equations
subjects.robertsmyth.tgacademy.org.uk9 density, kilogram per metre cubed, kg/m3 10 pressure, p pascal, Pa (N/m2) 11 gravitational field strength, g newton per kilogram, N/kg 12 charge, Q coulomb, C 13 current, I ampere or amp, A 14 potential difference, V volt, V 15 resistance, R ohm, 16 temperature, degree Celsius, C
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