Daily Practice · GCSE Science

Daily Practice - GCSE Science

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

23rd December 2019

5 questions · GCSE · 584 questions in this band

1
Using the Earth's Resources and Potable Water
State what is meant by sustainable development.
2
Life Cycle Assessment, Recycling and Corrosion
Explain why steel (an alloy of iron and carbon) is generally harder than pure iron.
3
Atomic Structure and the History of the Atom
Define an isotope.
4
The Periodic Table: Groups and Trends
Explain why potassium is more reactive than sodium.
5
Bonding, Structure and Properties of Matter
Explain why sodium chloride conducts electricity when molten but not when solid.

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