# P3, Moments and Centre of mass

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• Created by: emmajane_
• Created on: 18-05-14 16:16
What is the centre of mass of an object?
It is the point at which the mass of an object can be concentrated
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What happens if an object is freely suspended
It will rest at its' centre of mass, right below where it is suspended
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Where is the centre of mass along a symmetrical object?
Along the axix of symmetry
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What does the time period of a pendulum depend on?
The length of the pendulum
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What is a moment?
The turning affect of a force
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If an object is not turning, the clockwise moment must be balanced to what?
The anticlockwise moment about any pivot
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If the line of action of the weight of an object, what will happen?
There will be a resultant moment and the body will tend to topple
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## Other cards in this set

### Card 2

#### Front

What happens if an object is freely suspended

#### Back

It will rest at its' centre of mass, right below where it is suspended

### Card 3

#### Front

Where is the centre of mass along a symmetrical object?

### Card 4

#### Front

What does the time period of a pendulum depend on?

### Card 5

#### Front

What is a moment?