Daily Practice · GCSE Science

Daily Practice - GCSE Science

25th October 1997

5 questions · GCSE · 584 questions in this band

1
Particle Motion, Gas Pressure and Temperature
A gas at 200 kPa occupies 3.0 cubic metres. It is compressed to 1.5 cubic metres at constant temperature. Calculate the new pressure.
2
Atomic Structure
A source has a half-life of 5 days and an initial activity of 1600 Bq. What is its activity after 15 days?
3
Atomic Structure and the Development of the Model
Why is the atomic model a good example of how scientific models change?
4
Radioactivity, Half-Life and Nuclear Uses
Explain the difference between irradiation and contamination.
5
Forces
State whether friction is a contact force or a non-contact force.

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.

Any date always gives the same five questions, so a sheet can be set again or shared. All of October 1997, including the monthly compilation PDF.