Centre Of Gravity Flashcards

1
Q

What is meat by the term centre of gravity

A

It is an area of an object which all weights appear to act on

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2
Q

How to find the centre of gravity of an rectangular shape

A

Draw a line from top right to bottom left corner

Repeat on other sides

Where two lines meet in the centre of gravity

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3
Q

What is the equilibrium

A

An object that is balanced

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4
Q

Name the two types of equilibrium

A

Unstable equilibrium

stable equilibrium

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5
Q

What is a unstable equilibrium

A

A object that will not return to the same position if it is slightly moved

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6
Q

What is a stable equilibrium

A

A object that will return to its position if moved

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7
Q

What is the importance of stability

A

If an object isn’t stable it may topple over

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8
Q

What will happen if a object isn’t stable

A

If the weight acting on the centre of gravity of an object passes the outside base it will topple over

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9
Q

How can you improve the stability of an object

A

Have a wider base for the object

Make the centre of gravity lower on the object

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