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GCSE Mathematics · key term
The rate of change of velocity, measured in metres per second squared (m/s²) when velocity is in m/s and time is in seconds.
Used by Edexcel and OCR
Specification N13, A15 · Paper 1, Paper 2, Paper 3
The change in velocity per unit of time, commonly measured in metres per second squared.
The rate at which velocity changes with time.
Specification 7.04b · Paper 1 (Foundation), Paper 2 (Foundation), Paper 3 (Foundation), Paper 4 (Higher), Paper 5 (Higher), Paper 6 (Higher)
Revise: Gradients in Kinematic GraphsOn a velocity–time graph, a straight section's gradient is the acceleration: change in velocity divided by change in time. When velocity is in m/s and time is in s, the gradient is in m/s². A rising section shows positive acceleration.
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