Daily Practice · GCSE Science

Daily Practice - GCSE Science

4th May 1999

5 questions · GCSE · 584 questions in this band

1
Energy
A 5.0 kg object is lifted 3.0 m. Calculate its gain in gravitational potential energy (g = 9.8 N/kg).
2
Energy Stores, Transfers and Calculations
Define specific heat capacity.
3
Efficiency, Power and Energy Resources
A lamp is supplied with 60 J and transfers 6 J as light. Calculate its efficiency as a percentage.
4
Electricity
A current of 2.0 A flows through a resistor for 30 s. Calculate the charge that flows. Use Q = I x t.
5
Circuits, Resistance and Components
In a parallel circuit, how do the branch currents relate to the total current?

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