Author Question: A tall crate and a short crate (both rectangular and of similar construction) of equal mass and ... (Read 128 times)

abern · **on:** Jul 28, 2018

A tall crate and a short crate (both rectangular and of similar construction) of equal mass and equal base size are placed side by side on an incline, without touching each other. As the incline angle is increased, which crate will topple first?
1.the tall crate
2.the short crate
3.Both will topple at the same time.
4.It is impossible to tell, they will topple differently every time.

Question 2

The center of gravity is a useful point at which to balance an object. For instance, a ruler can be balanced by placing its center on your finger. Is it possible for the center of gravity of an object to be located at a point where no material exists to balance the object?
1.no, never
2.only for very unsymmetrical objects
3.It is possible in theory, but no objects have been found for which this occurs.
4.Yes, it is possible.