Daily Practice - GCSE Science
Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
10th September 2018
- 1Electricity
Two resistors are connected in parallel across a 12 V battery. State the potential difference across each resistor.
- 2Circuits, Resistance and Components
Two 4 ohm resistors are connected in series. Calculate the total resistance.
- 3Mains Electricity, Power and Energy
Why is the live wire dangerous even when a device is switched off?
- 4Particle Model of Matter
Calculate the energy needed to melt 0.50 kg of a substance with a specific latent heat of fusion of 210000 J/kg.
- 5Density and the Particle Model of Matter
Calculate the mass of 0.5 cubic metres of a material of density 2400 kilograms per cubic metre.
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