Daily Practice · GCSE Science

Daily Practice - GCSE Science

11th April 1999

5 questions · GCSE · 584 questions in this band

1
Chemistry Required Practicals and Data Analysis
A gas syringe collects 48 cubic centimetres of gas in 40 seconds. Calculate the mean rate.
2
Atomic Structure and the Periodic Table
An atom has atomic number 11 and mass number 23. State the number of protons.
3
Using Resources
Define a finite resource, giving one example.
4
Using the Earth's Resources and Potable Water
Name one method used to sterilise fresh water during the production of potable water.
5
Life Cycle Assessment, Recycling and Corrosion
State one environmental benefit of recycling aluminium cans rather than making new aluminium from ore.

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