Daily Practice · GCSE Science

Daily Practice - GCSE Science

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

10th February 2020

5 questions · GCSE · 584 questions in this band

1
Using Resources
State one benefit of recycling metal rather than extracting new metal from its ore.
2
Using the Earth's Resources and Potable Water
Explain, in terms of particle size, how reverse osmosis separates water from dissolved salt.
3
Life Cycle Assessment, Recycling and Corrosion
State the two substances that must both be present for iron to rust.
4
Atomic Structure and the History of the Atom
Write the electronic structure of a magnesium atom (12 electrons).
5
The Periodic Table: Groups and Trends
Why did Mendeleev leave gaps in his table?

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