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Daily Practice

GCSE Science

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9th February 1985

5 questions · GCSE · 584 questions in this band

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  1. 1
    Atomic Structure

    Define half-life.

  2. 2
    Atomic Structure and the Development of the Model

    What observation showed that the atom is mostly empty space?

  3. 3
    Radioactivity, Half-Life and Nuclear Uses

    Define the term 'half-life' of a radioactive isotope.

  4. 4
    Forces

    Calculate the weight of an object of mass 8.0 kg on Earth, where g = 9.8 N/kg.

  5. 5
    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.

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