Daily Practice · GCSE Science

Daily Practice - GCSE Science

24th June 1997

5 questions · GCSE · 584 questions in this band

1
Chemistry Required Practicals and Data Analysis
Why is a polystyrene cup with a lid used in energy-change experiments?
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
State the two substances that must both be present for iron to rust.

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