Daily Practice - GCSE Science
Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
6th November 2022
- 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
Explain, in terms of electrons, why reactivity decreases going down Group 7.
- 3Using Resources
Name the four stages usually considered in a life cycle assessment of a product.
- 4Using the Earth's Resources and Potable Water
Explain why potable water is not required to be chemically pure.
- 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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