Daily Practice

GCSE Science

6th September 1975

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 skydiver reaches terminal velocity during free fall. Explain what is meant by 'terminal velocity'.

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