IGCSE Co-ordinated Sciences (Double Award) 0654 · Physics · 125

0654.P5.2.02 — Identify alpha (α), beta (β) and gamma (γ) emissions by recalling: (a). their nature (b). their relative ionising effects (c). their relativ: past paper questions

7 real questionsasked in 2 of the last 10 exam series2019–2025usually: State, Which, Complete, Explain, Calculate

Real questions on 0654.p5.2.02 — identify alpha (α), beta (β) and gamma (γ) emissions by recalling: (a). their nature (b). their relative ionising effects (c). their relativ

The newest 7 of 7 written questions. Open one to see it on the real paper.

0654/41 · October/November 2025 · Q11a[2]
The isotope carbon-14 (C-14) decays to form an isotope of nitrogen (N) by emitting a beta particle. Complete the decay equation for this nuclear decay. 14 C N β +
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0654/41 · October/November 2025 · Q11b[3]
radioactive source rollers aluminium radiation detector machinery to control rollers Fig. 11.1 Suggest which type of radiation would be suitable for use in measuring and controlling the thickness of the aluminium foil. Explain your answer. Radioactive sources are used to measure and control the thickness of the alumini...
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0654/41 · October/November 2025 · Q11c[2]
Carbon-14 has a half-life of 5700 years. A 5.0 g sample of wood from a living tree has an activity of 28 counts per minute due to the decay of carbon-14. A 5.0 g sample of dead wood from the hull of an ancient wooden boat has an activity of 7 counts per minute due to the decay of carbon-14. Calculate the age of the woo...
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0654/41 · October/November 2025 · Q11d(i)[1]
State the type of nuclear reactions that take place in a stable star.
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0654/41 · October/November 2025 · Q11d(ii)[2]
State what is produced in these nuclear reactions.
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0654/21 · October/November 2024 · Q40[1]
Which emissions take place during the decays?
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0654/11 · October/November 2019 · Q40[1]
Which type of radiation has the greatest ionising effect, and which is the most penetrating?
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125 0654.P5.2.02 — Identify alpha (α), beta (β) and gamma (γ) emissions by recalling: (a). their nature (b). their relative ionising effects (c). their relativ

Identify alpha (α), beta (β) and gamma (γ) emissions by recalling: (a). their nature (b). their relative ionising effects (c). their relative penetrating abilities (β+ are not included, β-particles will be taken to refer to β–)

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