Physics

Introduction

Leaving Certificate Physics explores how the physical world works, from motion and energy to waves, electricity and modern physics. Students use models, equations, experiments and evidence to explain natural phenomena and technological applications.

The subject combines conceptual understanding, practical investigation and mathematical problem-solving. Students learn to reason carefully, use data well and communicate physical ideas clearly.

Current marking structure and 2027 onwards

Current marking structure

For the current syllabus, which remains the examination route to June 2026, Physics is assessed through a terminal written examination. The 40% Physics In Practice Investigation and 60% written examination structure applies to the new specification cohort instead.

2027 onwards

The first examination cohort under this specification is the 2027 cohort. As of May 24, 2026, no further post-2027 assessment revision is officially confirmed beyond the published 40% investigation and 60% written examination structure.

Contents of the course

For the specification in effect for 2027 examination cohorts onward, the official course is organised as follows:

Unifying Strand: The Nature of Science

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  • How scientific knowledge is developed and evaluated
  • Designing and conducting investigations
  • Working with data, evidence and uncertainty
  • Science, technology, society and the environment

Strand 1: Forces and Motion: Kinematics and Dynamics

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  • Particle motion in a straight line
  • Forces, interactions and Newton's laws
  • Momentum, energy and motion in physical systems

Strand 2: Wave Motion and Energy Transfer

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  • Wave behaviour and wave properties
  • Sound, light and electromagnetic radiation
  • Energy transfer, interactions and applications

Strand 3: Electric and Magnetic Fields and their Interactions

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  • Electric fields, charge and potential difference
  • Magnetic fields and electromagnetic interactions
  • Circuits, induction and field-based applications

Strand 4: Modern Physics: Atomic and Nuclear

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  • Atomic models and quantum ideas
  • Nuclear structure, radioactivity and ionising radiation
  • Modern physics applications and evidence

Curriculum links

Physics on Curriculum Online

Current syllabus to June 2026, with a new specification introduced for fifth-year students from September 2025.

Exam paper

2025 Leaving Certificate Physics Higher Level paper first page

2025 Leaving Certificate Physics Higher Level paper first page.

Zr Academy offers Physics grinds in Dublin 2 and online for students who want stronger calculations, cleaner experiments and more reliable problem-solving.

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