Daily Practice · GCSE Science

Daily Practice - GCSE Science

21st June 1994

5 questions · GCSE · 584 questions in this band

1
Biodiversity, Cycles and Human Impact
Explain why large-scale deforestation increases the concentration of carbon dioxide in the atmosphere.
2
Chemistry Required Practicals and Data Analysis
In the rate experiment where a cross disappears, why is the result subjective?
3
Atomic Structure and the Periodic Table
An atom has atomic number 9 and mass number 19. Calculate the number of neutrons.
4
Using Resources
Name two methods of desalinating seawater.
5
Using the Earth's Resources and Potable Water
Classify crude oil as finite or renewable, and justify your answer.

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