Daily Practice · GCSE Science

Daily Practice - GCSE Science

16th July 1994

5 questions · GCSE · 584 questions in this band

1
Atomic Structure
Define half-life.
2
Atomic Structure and the Development of the Model
What observation showed that the atom is mostly empty space?
3
Radioactivity, Half-Life and Nuclear Uses
Define the term 'half-life' of a radioactive isotope.
4
Forces
Calculate the weight of an object of mass 8.0 kg on Earth, where g = 9.8 N/kg.
5
Motion: Speed, Velocity and Acceleration
A car's velocity increases from 8 m/s to 20 m/s over 4 seconds. Calculate its acceleration.

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