Daily Practice - GCSE Science
Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
13th September 2025
- 1Radioactivity, Half-Life and Nuclear Uses
Explain why americium-241, an alpha emitter, is suitable for use in a smoke detector.
- 2Forces
A cyclist rides 300 m north then 300 m back south to the start. State the total distance travelled and total displacement.
- 3Motion: Speed, Velocity and Acceleration
A train travels at a constant velocity of 40 m/s for 3 minutes. Calculate the distance it travels, in km.
- 4Forces, Newton's Laws and Momentum
A shopping trolley has a mass of 25 kg. Calculate its weight, taking g = 9.8 N/kg.
- 5Pressure, Moments and Levers
State the name of the upward force acting on an object placed in a fluid.
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