Daily Practice · GCSE Science

Daily Practice - GCSE Science

12th May 1997

5 questions · GCSE · 584 questions in this band

1
Physics Equations: Recall, Rearrangement and Application
A device transfers 4500 J in 90 s. Calculate its power.
2
Physics Required Practicals and Uncertainties
Give one reason for taking the gradient from the line of best fit rather than from two data points.
3
Energy
A motor is supplied with 800 J of energy and wastes 240 J as heat. Calculate its efficiency as a percentage.
4
Energy Stores, Transfers and Calculations
By what factor does kinetic energy increase if speed is doubled?
5
Efficiency, Power and Energy Resources
Name three renewable energy resources.

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