Moments in everyday tools
Physics · Grade 10 · about 40 minutes
Doors, wheelbarrows, crowbars, bottle openers and farm tools are designed so a modest force at a large distance produces a useful moment.
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- 9 sections of explanation, worked examples and diagrams
- 1 practice task with hints and worked answers
- A quiz that marks itself as you go
- Your progress kept across every subject you take
Other lessons in this sub-strand
- The turning effect of a force
- Centre of gravity and stability
- Perpendicular distance from the pivot
- Clockwise and anticlockwise moments
- Verifying the principle of moments
- Finding an unknown force or distance
- A beam on two supports
- When the beam itself has weight
- Torque on shafts and tools
- Couples and pure rotation
- Centre of gravity of regular bodies
- Locating the centre of gravity of an irregular lamina
- Investigating what makes an object stable
- Moments in everyday tools
- Stability around Kenya