Daily Practice · GCSE Science

Daily Practice - GCSE Science

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

28th August 2017

5 questions · GCSE · 584 questions in this band

1
Physics Required Practicals and Uncertainties
Readings have a mean of 20.0 cm and a range of 1.0 cm. Calculate the percentage uncertainty.
2
Energy
A 5.0 kg object is lifted 3.0 m. Calculate its gain in gravitational potential energy (g = 9.8 N/kg).
3
Energy Stores, Transfers and Calculations
Name four energy stores.
4
Efficiency, Power and Energy Resources
Why can no device be 100 percent efficient?
5
Electricity
A current of 2.0 A flows through a resistor for 30 s. Calculate the charge that flows. Use Q = I x t.

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