Daily Practice

GCSE Science

29th October 1992

5 questions · GCSE · 584 questions in this band

1
Energy
A spring is compressed. Which energy store increases?
2
Energy Stores, Transfers and Calculations
Name four energy stores.
3
Efficiency, Power and Energy Resources
Why can no device be 100 percent efficient?
4
Electricity
Two resistors are connected in parallel across a 12 V battery. State the potential difference across each resistor.
5
Circuits, Resistance and Components
What happens to the total resistance when a second resistor is added in parallel, and why?

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