Daily Practice · GCSE Science

Daily Practice - GCSE Science

24th September 1993

5 questions · GCSE · 584 questions in this band

1
Atomic Structure and the Development of the Model
Why is the atomic model a good example of how scientific models change?
2
Radioactivity, Half-Life and Nuclear Uses
Explain the difference between irradiation and contamination.
3
Forces
Calculate the weight of an object of mass 8.0 kg on Earth, where g = 9.8 N/kg.
4
Motion: Speed, Velocity and Acceleration
A train travels at a constant velocity of 40 m/s for 3 minutes. Calculate the distance it travels, in km.
5
Forces, Newton's Laws and Momentum
A shopping trolley has a mass of 25 kg. Calculate its weight, taking g = 9.8 N/kg.

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