Daily Practice · GCSE Science

Daily Practice - GCSE Science

Biology, chemistry and physics recall, definition and calculation, drawn from every strand.

30th March 2018

5 questions · GCSE · 584 questions in this band

1
Electricity
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.
2
Circuits, Resistance and Components
Define electric current.
3
Mains Electricity, Power and Energy
Why does the national grid transmit electricity at a very high potential difference?
4
Particle Model of Matter
A block has a volume of 50 cm^3 and a mass of 135 g. Calculate its density.
5
Density and the Particle Model of Matter
Convert a density of 2.7 grams per cubic centimetre into kilograms per cubic metre.

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