Study notes
Forces & Pressure
How forces change motion and shape, the turning effect of a force, and why the same force can produce very different pressure depending on the area it acts over.
What this topic covers
- A force can change speed, direction, or shape
- Everyday forces have names
- Balanced forces mean no change in motion
- The turning effect of a force depends on distance from the pivot
- A lighter weight far out can balance a heavier weight close in
- Pressure is force spread over an area
- Pressure in a liquid increases with depth
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