Daily Practice · GCSE Science

Daily Practice - GCSE Science

Biology, chemistry and physics recall, definition and calculation, drawn from every strand.

30th September 2023

5 questions · GCSE · 584 questions in this band

1
Chemistry Required Practicals and Data Analysis
Name one way to make a rate of reaction experiment more valid rather than simply more precise.
2
Atomic Structure and the Periodic Table
A sample contains 90% of an isotope with mass number 10 and 10% of an isotope with mass number 11. Calculate the relative atomic mass, to 1 decimal place.
3
Using Resources
Explain why potable water is not the same as pure water.
4
Using the Earth's Resources and Potable Water
State what is meant by sustainable development.
5
Life Cycle Assessment, Recycling and Corrosion
Explain why steel (an alloy of iron and carbon) is generally harder than pure iron.

You are looking at an earlier sheet. Today's sheet is the one that adds a day.

Your run is kept in this browser only, and there is no account.

Every sheet is deterministic: the same date always regenerates the same five questions. All of September 2023, including the monthly compilation PDF.