Daily Practice

GCSE Science

3rd February 1992

5 questions · GCSE · 584 questions in this band

1
Chemistry Required Practicals and Data Analysis
Why is the burette rinsed with the solution it is going to contain rather than with water?
2
Atomic Structure and the Periodic Table
State the relative charge of a neutron.
3
Using Resources
State one benefit of recycling metal rather than extracting new metal from its ore.
4
Using the Earth's Resources and Potable Water
Explain, in terms of particle size, how reverse osmosis separates water from dissolved salt.
5
Life Cycle Assessment, Recycling and Corrosion
Explain how painting an iron gate helps prevent it from rusting.

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