Daily Practice · GCSE Science

Daily Practice - GCSE Science

9th November 1997

5 questions · GCSE · 584 questions in this band

1
Energy Stores, Transfers and Calculations
Name four energy stores.
2
Efficiency, Power and Energy Resources
Why can no device be 100 percent efficient?
3
Electricity
State the UK mains supply frequency and typical potential difference.
4
Circuits, Resistance and Components
What happens to the total resistance when a second resistor is added in parallel, and why?
5
Mains Electricity, Power and Energy
Give the colour and function of the earth wire.

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