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Hidden forces

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Why this, why now

This unit explores forces, deformation, Hooke’s Law, moments, and work done. It covers pressure in liquids, atmospheric pressure, upthrust, and equilibrium, as well as simple machines and force-extension relationships, highlighting how forces affect motion, friction, and object deformation.

Prior knowledge requirements

  • Ardaydu waa inay yaqaanaan aasaaska maadada.
  • Ardaydu waa inay awoodaan inay raacaan tilmaamo fudud.
Unit 2 / 4

Hidden forces

This unit explores forces, deformation, Hooke’s Law, moments, and work done. It covers pressure in liquids, atmospheric pressure, upthrust, and equilibrium, as well as simple machines and force-extension relationships, highlighting how forces affect motion, friction, and object deformation.

10 lessons
  1. Floating, mass and shape
  2. Pressure
  3. Levers
  4. Turning forces
  5. The force of a floor
  6. Stretching springs
  7. Hooke's law
  8. Pressure at different depths and heights
  9. Stretching rubber
  10. Gravitational force and weight