Daily Practice

GCSE Science

5th May 1990

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
Give one reason a manufacturer's own life cycle assessment of its product might not be fully objective.
3
Atomic Structure and the History of the Atom
What did the alpha scattering experiment show that the plum pudding model could not explain?
4
The Periodic Table: Groups and Trends
Why do elements in the same group have similar chemical properties?
5
Bonding, Structure and Properties of Matter
Explain why sodium chloride conducts electricity when molten but not when solid.

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