Distance-Time Graph - GCSE Physics Definition

Reviewed by: Philippa Platt

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A distance-time graph is a visual representation used in GCSE Physics to illustrate how an object's distance from a specific point changes over time. The graph typically has time plotted on the horizontal axis (x-axis) and distance on the vertical axis (y-axis).

The slope or gradient of the line on the graph indicates the object's speed; a steeper slope represents a higher speed, while a horizontal line indicates the object is stationary.

A straight diagonal line shows constant speed, whereas a curved line suggests acceleration or deceleration. Understanding distance-time graphs helps students analyse and interpret motion in a clear and structured way.

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Philippa Platt

Reviewer: Philippa Platt

Expertise: Chemistry Content Creator

Philippa has worked as a GCSE and A level chemistry teacher and tutor for over thirteen years. She studied chemistry and sport science at Loughborough University graduating in 2007 having also completed her PGCE in science. Throughout her time as a teacher she was incharge of a boarding house for five years and coached many teams in a variety of sports. When not producing resources with the chemistry team, Philippa enjoys being active outside with her young family and is a very keen gardener

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