Daily Practice - GCSE Science
Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
4th August 2026
- 1The Atmosphere: Evolution and Greenhouse Gases
Explain, in terms of gas molecules, why methane and water vapour, as well as carbon dioxide, are described as greenhouse gases.
- 2Climate Change and Atmospheric Pollutants
Explain why burning a fuel can produce nitrogen oxides even if the fuel itself contains no nitrogen.
- 3Physics Equations: Recall, Rearrangement and Application
A device transfers 4500 J in 90 s. Calculate its power.
- 4Physics Required Practicals and Uncertainties
Give one reason for taking the gradient from the line of best fit rather than from two data points.
- 5Energy
A kettle transfers 360000 J of energy in 150 s. Calculate its power in watts.
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