Motion and force practical investigations

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Plan and describe methods to investigate relationships in motion and forces, including selecting appropriate apparatus, variables and controls.
Measure motion quantities such as distance, time, speed and acceleration using suitable techniques such as light gates, motion sensors, ticker timers or manual timing where appropriate.
Investigate force–extension behaviour of a spring and determine spring constant from results and graphs.

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Identify sources of random error and systematic error in motion and force experiments, and suggest realistic improvements to accuracy, precision and control.

Evaluate conclusions from practical data, including judging whether results support proportionality, Hooke’s law or other expected relationships.

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