Daily Practice - GCSE Science
Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
- 1Efficiency, Power and Energy Resources
A lamp is supplied with 60 J and transfers 6 J as light. Calculate its efficiency as a percentage.
- 2Electricity
A component has a current of 5.0 A and a resistance of 8.0 ohm. Calculate the power dissipated using P = I^2 x R.
- 3Circuits, Resistance and Components
In a parallel circuit, how do the branch currents relate to the total current?
- 4Mains Electricity, Power and Energy
State the potential difference and frequency of the UK mains supply.
- 5Particle Model of Matter
A block has a volume of 50 cm^3 and a mass of 135 g. Calculate its density.
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Every sheet is deterministic: the same date always regenerates the same five questions. All of May 2020, including the monthly compilation PDF.