Daily Practice · GCSE Science

Daily Practice - GCSE Science

Biology, chemistry and physics recall, definition and calculation, drawn from every strand.

27th December 2015

5 questions · GCSE · 584 questions in this band

1
Energy Changes
State whether the combustion of methane is exothermic or endothermic.
2
Exothermic and Endothermic Reactions
State the energy transfer that occurs during an endothermic reaction.
3
Bond Energies, Cells and Fuel Cells
State the two substances that react inside a hydrogen fuel cell.
4
Rate and Extent of Chemical Change
State what is meant by a catalyst.
5
Rates of Reaction
Explain why using a light sensor and data logger is more reliable than timing by eye in the disappearing cross practical.

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