Levers Flashcards
1
Q
Moment of force
A
How much spin or circular motion a force can case
2
Q
Moment of force calculation
A
Force x perpendicular distance from fulcrum
3
Q
Lever
A
A rigid body that can turn about a fixed pint called a fulcrum
4
Q
Law of the lever
A
When a lever is balanced, the sum of the anti-clockwise moments equals the sum of the clockwise moments
5
Q
Centre of gravity
A
A point in the object through which all the weight of the object appears to act
6
Q
Equilibrium
A
When an object is balanced and still
7
Q
To improve stability
A
Use a wide vase
Lower the centre of gravity
