Physics (Cambridge)

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O/N · 5054/11 · 2025 · Q391 marks · sit it in its paper
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CIE-5054-2025-ON-p11 · Question 39

You may use a calculator. Take the weight of 1.0 kg to be 9.8 N (acceleration of free fall = 9.8 m/s²).
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39 A star is a distance of 4.2 light-years from the Earth. What is 4.2 light-years in metres? A 1.1 × 1013m B 6.6 × 1014m C 9.5 × 1015m D 4.0 × 1016m

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