IGCSE Practice

Cambridge IGCSE·Co-ordinated Sciences 0654·Physics Turning Effect Moments
📋Key knowledge — Forces

Formulas & equations

  • Weight = mass × gravitational field strength (W = mg)
  • Newton's 2nd law: F = ma
  • Moment = force × perpendicular distance from pivot
  • Pressure = force ÷ area (P = F/A)
  • Hooke's law: F = kx (extension proportional to force, up to elastic limit)
  • Momentum = mass × velocity (p = mv)
  • Impulse = force × time = change in momentum (Ft = Δmv)

Key facts & rules

  • Newton's 1st law: object stays at rest or constant velocity unless acted on by a net force.
  • Newton's 3rd law: every action has an equal and opposite reaction (different objects, same type of force).
  • Terminal velocity: when drag force = weight → net force = 0 → constant velocity.
  • Principle of moments: for equilibrium, sum of clockwise moments = sum of anticlockwise moments.
  • Centre of gravity: point where weight acts. Lower CG = more stable.
  • Friction: force opposing relative motion between surfaces.

IGCSE Physics — Turning effect (moments)

34 Cambridge IGCSE 0654 questions on turning effect (moments), across all three components.

About turning effect (moments) on IGCSE 0654

Every Cambridge IGCSE Co-ordinated Sciences 0654 question on turning effect (moments) (Forces, Physics), across all three exam components. Theory and alternative-to-practical come with full mark schemes; multiple choice is interactive — click an option to check it.

Theory

Papers 3 & 4 · 9 questions · Structured written questions, each with its full mark scheme.
Turning effect (moments) — Core theory questions5 total · Paper 3

Exercise 1 — IGCSE 0654 Jun 2025 Paper 32 Q9

Cambridge past paperCore10 marks Paper 32Jun 2025
IGCSE 0654 Jun 2025 Paper 32 Question 9 — Turning effect (moments)
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Mark scheme for IGCSE 0654 Jun 2025 Paper 32 Q9

Exercise 2 — IGCSE 0654 Jun 2025 Paper 33 Q9

Cambridge past paperCore10 marks Paper 33Jun 2025
IGCSE 0654 Jun 2025 Paper 33 Question 9 — Turning effect (moments)
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Mark scheme for IGCSE 0654 Jun 2025 Paper 33 Q9

Exercise 3 — IGCSE 0654 Jun 2024 Paper 31 Q12

Cambridge past paperCore11 marks Paper 31Jun 2024
IGCSE 0654 Jun 2024 Paper 31 Question 12 — Turning effect (moments)
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Mark scheme for IGCSE 0654 Jun 2024 Paper 31 Q12
Turning effect (moments) — Extended theory questions4 total · Paper 4

Exercise 4 — IGCSE 0654 Nov 2025 Paper 41 Q10

Cambridge past paperExtended12 marks Paper 41Nov 2025
IGCSE 0654 Nov 2025 Paper 41 Question 10 — Turning effect (moments)
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Mark scheme for IGCSE 0654 Nov 2025 Paper 41 Q10

Exercise 5 — IGCSE 0654 Nov 2024 Paper 41 Q12

Cambridge past paperExtended12 marks Paper 41Nov 2024
IGCSE 0654 Nov 2024 Paper 41 Question 12 — Turning effect (moments)
Show mark scheme
Mark scheme for IGCSE 0654 Nov 2024 Paper 41 Q12

Exercise 6 — IGCSE 0654 Nov 2022 Paper 41 Q3

Cambridge past paperExtended9 marks Paper 41Nov 2022
IGCSE 0654 Nov 2022 Paper 41 Question 3 — Turning effect (moments)
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Mark scheme for IGCSE 0654 Nov 2022 Paper 41 Q3
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Multiple choice

Papers 1 & 2 · 21 questions · Click an option (A–D) to check your answer instantly.
Turning effect (moments) — Core multiple choice questions13 total · Paper 1

Exercise 1 — IGCSE 0654 May/June 2025 Paper 11 Q29

Cambridge past paperCore1 mark Paper 11May/June 2025
IGCSE 0654 May/June 2025 Paper 11 Question 29 — Turning effect (moments)
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Correct answer: A

Exercise 2 — IGCSE 0654 Oct/Nov 2024 Paper 12 Q29

Cambridge past paperCore1 mark Paper 12Oct/Nov 2024
IGCSE 0654 Oct/Nov 2024 Paper 12 Question 29 — Turning effect (moments)
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Correct answer: D

Exercise 3 — IGCSE 0654 May/June 2024 Paper 12 Q38

Cambridge past paperCore1 mark Paper 12May/June 2024
IGCSE 0654 May/June 2024 Paper 12 Question 38 — Turning effect (moments)
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Correct answer: A

Exercise 4 — IGCSE 0654 Oct/Nov 2024 Paper 13 Q29

Cambridge past paperCore1 mark Paper 13Oct/Nov 2024
IGCSE 0654 Oct/Nov 2024 Paper 13 Question 29 — Turning effect (moments)
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Correct answer: D
Turning effect (moments) — Extended multiple choice questions8 total · Paper 2

Exercise 5 — IGCSE 0654 Oct/Nov 2025 Paper 22 Q29

Cambridge past paperExtended1 mark Paper 22Oct/Nov 2025
IGCSE 0654 Oct/Nov 2025 Paper 22 Question 29 — Turning effect (moments)
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Correct answer: B

Exercise 6 — IGCSE 0654 Oct/Nov 2025 Paper 23 Q30

Cambridge past paperExtended1 mark Paper 23Oct/Nov 2025
IGCSE 0654 Oct/Nov 2025 Paper 23 Question 30 — Turning effect (moments)
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Correct answer: D

Exercise 7 — IGCSE 0654 Oct/Nov 2024 Paper 21 Q30

Cambridge past paperExtended1 mark Paper 21Oct/Nov 2024
IGCSE 0654 Oct/Nov 2024 Paper 21 Question 30 — Turning effect (moments)
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Correct answer: C

Exercise 8 — IGCSE 0654 May/June 2024 Paper 22 Q29

Cambridge past paperExtended1 mark Paper 22May/June 2024
IGCSE 0654 May/June 2024 Paper 22 Question 29 — Turning effect (moments)
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Correct answer: C
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Alternative to practical

Paper 6 · 4 questions · Experiment-based questions, each with its full mark scheme.

Exercise 1 — IGCSE 0654 Oct/Nov 2025 Paper 63 Q5

Cambridge past paperPractical Paper 63Oct/Nov 2025
IGCSE 0654 Oct/Nov 2025 Paper 63 Question 5 — Turning effect (moments)
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Mark scheme for IGCSE 0654 Oct/Nov 2025 Paper 63 Q5

Exercise 2 — IGCSE 0654 May/June 2023 Paper 62 Q6

Cambridge past paperPractical Paper 62May/June 2023
IGCSE 0654 May/June 2023 Paper 62 Question 6 — Turning effect (moments)
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Mark scheme for IGCSE 0654 May/June 2023 Paper 62 Q6

Exercise 3 — IGCSE 0654 Oct/Nov 2022 Paper 61 Q6

Cambridge past paperPractical Paper 61Oct/Nov 2022
IGCSE 0654 Oct/Nov 2022 Paper 61 Question 6 — Turning effect (moments)
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Mark scheme for IGCSE 0654 Oct/Nov 2022 Paper 61 Q6

Exercise 4 — IGCSE 0654 March 2022 Paper 62 Q5

Cambridge past paperPractical Paper 62March 2022
IGCSE 0654 March 2022 Paper 62 Question 5 — Turning effect (moments)
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Mark scheme for IGCSE 0654 March 2022 Paper 62 Q5
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