Centre of Gravity (Centre of Mass) Flashcards
1
Q
What is the centre of Gravity?
A
Is the point at which we can take its entire weight to act
2
Q
What is the centre of Mass?
A
Is the point at which we can take its entire mass to be concentrated
3
Q
Will an object balance if you support it at its centre of gravity?
A
YES
4
Q
Why does does a plumb line hang vertically?
A
If you hang the object up so it can swing, it will stop with its centre of gravity below the point of support.
5
Q
Diagram of the apparatus used to find the CoG.
A
6
Q
A
7
Q
When is an object stable?
A
When it has a:
- Low centre of Gravity
- Wide Base
