8.4 Flashcards
1
Q
What is the centre if mass
A
Centre of mass of an object is point which its mass can be thought as concentrated
2
Q
Centre of mass experiment
A
-put a hole in one corner of cardband suspend the card from rod
-use plumb line to draw verticalnline on card from the rod
-repeat procedure hanging card from different corner
3
Q
Equipment for experiment
A
Clamp stand, shape, pen, cork, plumb bob
4
Q
What to do to make something more stable
A
Lower centre of mass and widen the base
