Center of Gravity and Center of Mass

why is the car on the left unstable?

• Its centre of mass is high

• it has a narrow base

• it has a tall

• all of the above

why is the car on the right more stable?

• Its centre of mass is higher
• it has a wider base
• it has more height
• all of the above

Tags

NGSS.MS-ETS1-2

If you considered a point half way along the handle, which word would correctly complete the following sentence?

The mass of the right side is ------ compared to the left side.

• more

• less

• equal

• None of the above

The centre of mass can be located in the emptiness of the object.

• yes
• no

the centre of mass of a triangle is the meeting point of

• angles

• heights

• lines of symmetry

• perpendiculars

this cupboard is filled with boxes. Will it topple over ?

• it will

• it will not

• it will if the weight remains inside the base

Tags

NGSS.MS-PS2-4

What is the centre of mass ?

• it is a single point at which the object can balance.

• A point where the mass of an object is distributed equally around it.

• the centre of gravity of the object

• The point where the mass is thought to be concentrated.

where is the centre of mass of this image

• at 20 mark
• at 42.5 mark
• at 50 mark
• at 100 mark

What is the center of mass?

• An imaginary point

• The average location of all of the mass in an object

• The balancing point of an object

• All of these

Where is the centre of mass for this football?

• On the surface of the ball

• Above the ball

• In the center of the ball

• To the left of the ball