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Why a spring stretches

Why a spring stretches

Free-body diagram of a vertical spring clamped at the top with a mass hanging below, showing upward clamp force and downward weight Forces can change an object's speed, direction, or shape. To stretch, compress, or bend something, forces must act at different points, otherwise a free object mostly just accelerates.

Forces and springs Lesson

  1. GCSE
  2. /Physics
  3. /Forces and springs

Step-by-step lessons covering Edexcel GCSE Physics Forces and springs for Foundation and Higher tier. Each lesson works through exam-style questions in Paper 1 and Paper 2 format. Master the required practical work and core equations early, since both papers can draw on content and maths skills from across the whole specification.

Lessons