Daily Practice - GCSE Science
Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
- 1Chemistry Required Practicals and Data Analysis
A gas syringe collects 48 cubic centimetres of gas in 40 seconds. Calculate the mean rate.
- 2Atomic Structure and the Periodic Table
State the relative charge of a neutron.
- 3Using Resources
State one benefit of recycling metal rather than extracting new metal from its ore.
- 4Using the Earth's Resources and Potable Water
Explain, in terms of particle size, how reverse osmosis separates water from dissolved salt.
- 5Life Cycle Assessment, Recycling and Corrosion
State one environmental benefit of recycling aluminium cans rather than making new aluminium from ore.
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