Daily Practice

GCSE Science

13th June 1990

5 questions · GCSE · 584 questions in this band

1
Energy Stores, Transfers and Calculations
By what factor does kinetic energy increase if speed is doubled?
2
Efficiency, Power and Energy Resources
Name three renewable energy resources.
3
Electricity
A current of 2.0 A flows through a resistor for 30 s. Calculate the charge that flows. Use Q = I x t.
4
Circuits, Resistance and Components
State the equation linking potential difference, current and resistance.
5
Mains Electricity, Power and Energy
What is the difference between alternating and direct current?

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